https://www.sciencedaily.com/news/plants_animals/extinction/ Extinction of animals and plants. Read scientific research on the dinosaur extinction, future mass extinctions, and endangered species. What can be done? en-us Wed, 11 Mar 2026 06:44:21 EDT Wed, 11 Mar 2026 06:44:21 EDT 60 https://www.sciencedaily.com/images/scidaily-logo-rss.png https://www.sciencedaily.com/news/plants_animals/extinction/ For more science news, visit ScienceDaily. https://www.sciencedaily.com/releases/2026/03/260309225231.htm A nearly complete dinosaur skeleton discovered in Patagonia is helping scientists crack the mystery of alvarezsaurs, a bizarre group of bird-like dinosaurs. The fossil of Alnashetri cerropoliciensis reveals that these animals became tiny before developing their later specialized features, such as stubby arms and ant-eating adaptations. Weighing under two pounds, the dinosaur is one of the smallest known from South America. Tue, 10 Mar 2026 06:50:39 EDT https://www.sciencedaily.com/releases/2026/03/260309225231.htm https://www.sciencedaily.com/releases/2026/03/260308201604.htm DNA is revealing that many animals once thought to be a single species may actually be several hidden ones. But research on Bornean fanged frogs shows the line between species can be blurry—an important challenge when deciding what wildlife needs protection most. Mon, 09 Mar 2026 05:57:08 EDT https://www.sciencedaily.com/releases/2026/03/260308201604.htm https://www.sciencedaily.com/releases/2026/03/260306145610.htm Koalas suffered a massive population decline that left them with dangerously low genetic diversity. However, new genomic research suggests their rapid rebound may be helping reverse some of that genetic damage. As koala numbers rise, recombination is mixing their remaining DNA into new combinations, which can rebuild functional diversity. The findings suggest that fast population recovery can sometimes help species regain lost evolutionary potential. Fri, 06 Mar 2026 19:19:07 EST https://www.sciencedaily.com/releases/2026/03/260306145610.htm https://www.sciencedaily.com/releases/2026/03/260304184226.htm Tyrannosaurus rex may have taken far longer to grow up than scientists once thought. By analyzing growth rings in fossilized leg bones from 17 tyrannosaur specimens and using new statistical methods, researchers found that the famous predator likely took about 40 years to reach its full size—around eight tons—rather than the previously estimated 25 years. Thu, 05 Mar 2026 15:10:22 EST https://www.sciencedaily.com/releases/2026/03/260304184226.htm https://www.sciencedaily.com/releases/2026/03/260304184224.htm A sweeping new study of more than 2,000 insect species reveals a troubling reality: many insects may be far less capable of coping with rising temperatures than scientists once hoped. Researchers found that while some species living at higher altitudes can temporarily boost their heat tolerance, many insects in tropical lowlands—where biodiversity is highest—lack this flexibility. Because insects play essential roles as pollinators, decomposers, and predators, their vulnerability could ripple through entire ecosystems. Thu, 05 Mar 2026 00:47:53 EST https://www.sciencedaily.com/releases/2026/03/260304184224.htm https://www.sciencedaily.com/releases/2026/03/260303201801.htm Returning rescued slow lorises to the wild may sound like a conservation success, but a new study shows it can turn deadly. Researchers tracked nine released animals and found that only two survived, with most killed in territorial attacks by other lorises. Scientists say better planning is essential to ensure wildlife releases actually help endangered species. Tue, 03 Mar 2026 23:19:55 EST https://www.sciencedaily.com/releases/2026/03/260303201801.htm https://www.sciencedaily.com/releases/2026/03/260303050628.htm In Yellowstone’s wild chess match between wolves and cougars, it turns out the real power play is theft. After tracking nearly a decade of GPS data and thousands of kill sites, researchers found that wolves often muscle in on cougar kills—sometimes even killing the cats—but cougars never return the favor. Instead of fighting back, cougars adapt. As elk numbers dropped, they shifted toward hunting more deer, which they can eat quickly and in safer terrain, helping them dodge wolf encounters. Tue, 03 Mar 2026 13:10:50 EST https://www.sciencedaily.com/releases/2026/03/260303050628.htm https://www.sciencedaily.com/releases/2026/03/260303050621.htm Earth’s vertebrate diversity may be far richer than anyone realized. A sweeping analysis of more than 300 studies suggests that for every known fish, bird, reptile, amphibian, or mammal species, there are about two nearly identical “cryptic” species hiding in plain sight—genetically distinct but visually almost impossible to tell apart. Thanks to advances in DNA sequencing, scientists are uncovering these long-separated lineages, some evolving independently for over a million years. Tue, 03 Mar 2026 06:49:27 EST https://www.sciencedaily.com/releases/2026/03/260303050621.htm https://www.sciencedaily.com/releases/2026/03/260303050619.htm Tiny, tooth-sized fossils have just reshaped the story of our deepest ancestry. Paleontologists have discovered the southernmost remains ever found of Purgatorius—the earliest-known relative of all primates, including humans—in Colorado’s Denver Basin. Previously thought to be confined to Montana and parts of Canada, this shrew-sized, tree-dwelling mammal now appears to have spread southward soon after the asteroid impact that wiped out the dinosaurs. Tue, 03 Mar 2026 05:06:19 EST https://www.sciencedaily.com/releases/2026/03/260303050619.htm https://www.sciencedaily.com/releases/2026/02/260226042502.htm Baby dinosaurs weren’t coddled like lion cubs or elephant calves—they were more like prehistoric latchkey kids. New research suggests that young dinosaurs quickly struck out on their own, forming kid-only groups and surviving without much parental help, while their massive parents lived entirely different lives. Because juveniles and adults ate different foods, faced different predators, and moved through different parts of the landscape, they may have functioned almost like separate species within the same ecosystem. Fri, 27 Feb 2026 05:08:15 EST https://www.sciencedaily.com/releases/2026/02/260226042502.htm https://www.sciencedaily.com/releases/2026/02/260224023218.htm A newly identified ichthyosaur from the UK’s Jurassic Coast is rewriting part of the prehistoric playbook. Nicknamed the “Sword Dragon of Dorset,” the three-meter-long marine reptile lived during a poorly understood window of evolution when major ichthyosaur groups were disappearing and new ones emerging. Its beautifully preserved skeleton — complete with a blade-like snout and possible last meal — helps pinpoint when this dramatic transition occurred. Tue, 24 Feb 2026 07:50:35 EST https://www.sciencedaily.com/releases/2026/02/260224023218.htm https://www.sciencedaily.com/releases/2026/02/260224023203.htm A lost cache of 250-million-year-old fossils from Australia has rewritten part of the story of life after Earth’s worst mass extinction. Instead of a single marine amphibian species, researchers uncovered evidence of a surprisingly diverse community of early ocean predators. One of these creatures had relatives stretching from the Arctic to Madagascar, showing that some of the first sea-going tetrapods spread across the globe with remarkable speed. Wed, 25 Feb 2026 05:20:53 EST https://www.sciencedaily.com/releases/2026/02/260224023203.htm https://www.sciencedaily.com/releases/2026/02/260224023201.htm Deep in the Congo Basin, vast peatlands quietly store enormous amounts of Earth’s carbon — but new research suggests this ancient vault may be leaking. Scientists studying Africa’s largest blackwater lakes discovered that significant amounts of carbon dioxide bubbling into the atmosphere come not just from recent plant life, but from peat that has been locked away for thousands of years. Tue, 24 Feb 2026 08:16:20 EST https://www.sciencedaily.com/releases/2026/02/260224023201.htm https://www.sciencedaily.com/releases/2026/02/260222092251.htm Deep in the heart of the Sahara, scientists have uncovered Spinosaurus mirabilis — a spectacular new predator crowned with a massive, scimitar-shaped crest that may once have blazed with color under the desert sun. Discovered in remote inland river deposits in Niger, the fossil rewrites what we thought we knew about spinosaur dinosaurs, suggesting they weren’t fully aquatic hunters but powerful waders stalking fish in forested waterways hundreds of miles from the sea. Mon, 23 Feb 2026 00:10:43 EST https://www.sciencedaily.com/releases/2026/02/260222092251.htm https://www.sciencedaily.com/releases/2026/02/260221000313.htm Triceratops’ massive head may have been doing more than just showing off those famous horns. Using CT scans and 3D reconstructions of fossil skulls, researchers uncovered a surprisingly complex nasal system hidden inside its enormous snout. Instead of being just a supersized nose for smelling, it likely housed intricate networks of nerves and blood vessels—and even special structures that helped regulate heat and moisture. Sun, 22 Feb 2026 07:20:15 EST https://www.sciencedaily.com/releases/2026/02/260221000313.htm https://www.sciencedaily.com/releases/2026/02/260218044628.htm Scientists have developed a powerful new way to forecast where some of the world’s most dangerous scorpions are likely to be found. By combining fieldwork in Africa with advanced computer modeling, the team discovered that soil type is the strongest factor shaping where many lethal species live, while temperature patterns also play a key role. Wed, 18 Feb 2026 23:36:03 EST https://www.sciencedaily.com/releases/2026/02/260218044628.htm https://www.sciencedaily.com/releases/2026/02/260217005734.htm A 125-million-year-old dinosaur just rewrote what we thought we knew about prehistoric life. Scientists in China have uncovered an exceptionally preserved juvenile iguanodontian with fossilized skin so detailed that individual cells are still visible. Even more astonishing, the plant-eating dinosaur was covered in hollow, porcupine-like spikes—structures never before documented in any dinosaur. Wed, 18 Feb 2026 01:10:28 EST https://www.sciencedaily.com/releases/2026/02/260217005734.htm https://www.sciencedaily.com/releases/2026/02/260217005714.htm As the planet warms, many expected ecosystems to change faster and faster. Instead, a massive global study shows that species turnover has slowed by about one-third since the 1970s. Nature’s constant reshuffling appears to be driven more by internal ecological dynamics than by climate alone. The slowdown may signal something alarming: ecosystems losing the biodiversity needed to keep their engines running. Wed, 18 Feb 2026 00:22:03 EST https://www.sciencedaily.com/releases/2026/02/260217005714.htm https://www.sciencedaily.com/releases/2026/02/260212025554.htm Coral reefs, worth an estimated $9.8 trillion a year to humanity, are in far worse shape than previously realized. A massive international study found that during the 2014–2017 global marine heatwave, more than half of the world’s reefs suffered significant bleaching, and many experienced large-scale coral death. Thu, 12 Feb 2026 07:55:48 EST https://www.sciencedaily.com/releases/2026/02/260212025554.htm https://www.sciencedaily.com/releases/2026/02/260211073029.htm For the first time, deadly H5N1 bird flu has been confirmed as the cause of a wildlife die-off in Antarctica, killing more than 50 skuas during the 2023–2024 summers. Researchers on an Antarctic expedition found the virus ravaging these powerful seabirds, with some suffering severe neurological symptoms—twisted necks, circling behavior, and even falling from the sky. While penguins and fur seals were examined, skuas emerged as the primary victims, especially on Beak Island, where a mass die-off occurred. Thu, 12 Feb 2026 01:31:45 EST https://www.sciencedaily.com/releases/2026/02/260211073029.htm https://www.sciencedaily.com/releases/2026/02/260211073016.htm Avian malaria is spreading across Hawaiʻi in a way scientists didn’t fully grasp until now: nearly every forest bird species can help keep the disease alive. Researchers found the parasite at 63 of 64 sites statewide, revealing that both native honeycreepers and introduced birds can quietly pass the infection to mosquitoes—even when carrying only tiny amounts of it. Because infected birds can remain contagious for months or even years, transmission keeps simmering almost everywhere mosquitoes exist. Wed, 11 Feb 2026 08:04:23 EST https://www.sciencedaily.com/releases/2026/02/260211073016.htm https://www.sciencedaily.com/releases/2026/02/260208233836.htm Forests around the world are quietly transforming, and not for the better. A massive global analysis of more than 31,000 tree species reveals that forests are becoming more uniform, increasingly dominated by fast-growing “sprinter” trees, while slow-growing, long-lived species are disappearing. These slower species act as the backbone of forest ecosystems, storing carbon, stabilizing environments, and supporting rich webs of life—especially in tropical regions where biodiversity is highest. Mon, 09 Feb 2026 02:17:56 EST https://www.sciencedaily.com/releases/2026/02/260208233836.htm https://www.sciencedaily.com/releases/2026/02/260207232246.htm Pumas returning to Patagonia have begun hunting mainland penguins that evolved without land predators. Scientists estimate that more than 7,000 adult penguins were killed in just four years, many of them left uneaten. While the losses are dramatic, models show that pumas alone are unlikely to wipe out the colony. Greater dangers come from poor breeding and low survival among young penguins. Sun, 08 Feb 2026 00:05:44 EST https://www.sciencedaily.com/releases/2026/02/260207232246.htm https://www.sciencedaily.com/releases/2026/02/260207232242.htm A newly discovered deep-sea creature has become an unlikely Internet star. After appearing in a popular YouTube video, a rare chiton found nearly three miles beneath the ocean surface sparked a global naming effort, drawing more than 8,000 suggestions from people around the world. Scientists ultimately chose the name Ferreiraella populi, meaning “of the people,” honoring the public that helped bring it into the scientific record. Sat, 07 Feb 2026 23:32:36 EST https://www.sciencedaily.com/releases/2026/02/260207232242.htm https://www.sciencedaily.com/releases/2026/02/260203030521.htm A newly identified tiny dinosaur, Foskeia pelendonum, is shaking up long-held ideas about how plant-eating dinosaurs evolved. Though fully grown adults were remarkably small and lightweight, their anatomy was anything but simple—featuring a bizarre, highly specialized skull and unexpected evolutionary traits. Detailed bone studies show these dinosaurs matured quickly with bird- or mammal-like metabolism, while their teeth and posture hint at fast, agile lives in dense forests. Tue, 03 Feb 2026 09:09:13 EST https://www.sciencedaily.com/releases/2026/02/260203030521.htm https://www.sciencedaily.com/releases/2026/02/260201231230.htm As demand for critical metals grows, scientists have taken a rare, close look at life on the deep Pacific seabed where mining may soon begin. Over five years and 160 days at sea, researchers documented nearly 800 species, many previously unknown. Test mining reduced animal abundance and diversity significantly, though the overall impact was smaller than expected. The study offers vital clues for how future mining could reshape one of the planet’s most fragile ecosystems. Mon, 02 Feb 2026 10:22:57 EST https://www.sciencedaily.com/releases/2026/02/260201231230.htm https://www.sciencedaily.com/releases/2026/02/260201223727.htm Despite growing into the largest animals ever to walk on land, sauropods began life small, exposed, and alone. Fossil evidence suggests their babies were frequently eaten by multiple predators, making them a key part of the Jurassic food chain. This steady supply of easy prey may explain why early predators thrived without needing extreme hunting adaptations. The findings offer a rare glimpse into how dinosaur ecosystems truly worked. Sun, 01 Feb 2026 22:50:10 EST https://www.sciencedaily.com/releases/2026/02/260201223727.htm https://www.sciencedaily.com/releases/2026/02/260201062455.htm Dinosaur footprints have always been mysterious, but a new AI app is cracking their secrets. DinoTracker analyzes photos of fossil tracks and predicts which dinosaur made them, with accuracy rivaling human experts. Along the way, it uncovered footprints that look strikingly bird-like—dating back more than 200 million years. That discovery could push the origin of birds much deeper into prehistory. Sun, 01 Feb 2026 08:37:50 EST https://www.sciencedaily.com/releases/2026/02/260201062455.htm https://www.sciencedaily.com/releases/2026/01/260128075328.htm Small mammals are early warning systems for environmental damage, but many species look almost identical, making them hard to track. Scientists have developed a new footprint-based method that can tell apart nearly indistinguishable species with remarkable accuracy. Tested on two types of sengi, the system correctly identified them up to 96% of the time. It offers a simple, ethical way to monitor ecosystems before they quietly unravel. Thu, 29 Jan 2026 04:28:40 EST https://www.sciencedaily.com/releases/2026/01/260128075328.htm https://www.sciencedaily.com/releases/2026/01/260125081133.htm After analyzing 40 years of tree records across the Andes and Amazon, researchers found that climate change is reshaping tropical forests in uneven ways. Some regions are steadily losing tree species, especially where conditions are hotter and drier, while others are seeing gains. Rainfall patterns turned out to be just as important as rising temperatures. Sun, 25 Jan 2026 08:27:34 EST https://www.sciencedaily.com/releases/2026/01/260125081133.htm https://www.sciencedaily.com/releases/2026/01/260118233557.htm Sensitive hearing may have evolved in mammal ancestors far earlier than scientists once believed. By modeling how sound moved through the skull of Thrinaxodon, a 250-million-year-old mammal predecessor, researchers found it likely used an early eardrum to hear airborne sounds. This challenges the long-held idea that these animals mainly “listened” through their jaws or bones. The results reveal that a key feature of modern mammal hearing was already taking shape deep in prehistory. Mon, 19 Jan 2026 21:17:12 EST https://www.sciencedaily.com/releases/2026/01/260118233557.htm https://www.sciencedaily.com/releases/2026/01/260115220612.htm New research shows tropical forests can recover twice as fast after deforestation when their soils contain enough nitrogen. Scientists followed forest regrowth across Central America for decades and found that nitrogen plays a decisive role in how quickly trees return. Faster regrowth also means more carbon captured from the atmosphere. The study points to smarter reforestation strategies that work with nature rather than relying on fertilizers. Thu, 15 Jan 2026 22:31:47 EST https://www.sciencedaily.com/releases/2026/01/260115220612.htm https://www.sciencedaily.com/releases/2026/01/260115022754.htm In the rapidly disappearing Atlantic Forest, mosquitoes are adapting to a human-dominated landscape. Scientists found that many species now prefer feeding on people rather than the forest’s diverse wildlife. This behavior dramatically raises the risk of spreading dangerous viruses such as dengue and Zika. The findings reveal how deforestation can quietly reshape disease dynamics. Thu, 15 Jan 2026 02:27:54 EST https://www.sciencedaily.com/releases/2026/01/260115022754.htm https://www.sciencedaily.com/releases/2026/01/260110211202.htm A rapid climate collapse during the Late Ordovician Mass Extinction devastated ocean life and reshuffled Earth’s ecosystems. In the aftermath, jawed vertebrates gained an unexpected edge by surviving in isolated marine refuges. Over millions of years, they diversified into many forms while competitors faded away. This ancient reset helped determine which creatures would dominate the planet ever after. Sun, 11 Jan 2026 01:15:01 EST https://www.sciencedaily.com/releases/2026/01/260110211202.htm https://www.sciencedaily.com/releases/2026/01/260106001914.htm Researchers discovered that a poison frog species described decades ago was based on a mix-up involving the wrong museum specimen. The frog tied to the official species name turned out to be brown, not the colorful animal shown in the original photo. After tracing old records and images, scientists corrected the error and reclassified the frog as part of an already-known species. The case underscores how vital museum collections are—and how even small mistakes can ripple through science for years. Tue, 06 Jan 2026 20:59:08 EST https://www.sciencedaily.com/releases/2026/01/260106001914.htm https://www.sciencedaily.com/releases/2026/01/260103155032.htm Not all microbes are villains—many are vital to keeping us healthy. Researchers have created a world-first database that tracks beneficial bacteria and natural compounds linked to immune strength, stress reduction, and resilience. The findings challenge the long-standing obsession with germs as threats and instead highlight the hidden health benefits of biodiversity. This shift could influence everything from urban design to environmental restoration. Sun, 04 Jan 2026 07:14:46 EST https://www.sciencedaily.com/releases/2026/01/260103155032.htm https://www.sciencedaily.com/releases/2026/01/260103155030.htm Overfished coral reefs are producing far less food than they could. Researchers found that letting reef fish populations recover could boost sustainable fish yields by nearly 50%, creating millions of extra meals each year. Countries with high hunger and nutrient deficiencies would benefit the most. Rebuilding reefs could turn ocean conservation into a powerful tool against global hunger. Sun, 04 Jan 2026 02:09:19 EST https://www.sciencedaily.com/releases/2026/01/260103155030.htm https://www.sciencedaily.com/releases/2026/01/260101160854.htm Coral reefs appear to run a daily timetable for microscopic life in nearby waters. Scientists found that microbial populations above reefs rise and fall over the course of a single day, shaped by feeding, predation, and coral-driven processes. Some microbes peak during daylight, while others surge at night. These rhythms offer new clues about how reefs influence their surrounding environment. Fri, 09 Jan 2026 01:28:03 EST https://www.sciencedaily.com/releases/2026/01/260101160854.htm https://www.sciencedaily.com/releases/2025/12/251228074505.htm Scientists have uncovered why big predators like sharks spend so much time in the ocean’s twilight zone. The answer lies with mid-sized fish such as the bigscale pomfret, which live deep during the day and rise at night to feed, linking deep and surface food webs. Using satellite tags, researchers tracked these hard-to-study fish for the first time. Their movements shift with water clarity, potentially altering entire ocean food chains. Sun, 28 Dec 2025 08:41:45 EST https://www.sciencedaily.com/releases/2025/12/251228074505.htm https://www.sciencedaily.com/releases/2025/12/251227082736.htm When researchers lowered whale bones into the deep ocean, they expected zombie worms to quickly move in. Instead, after 10 years, none appeared — an unsettling result tied to low-oxygen waters in the region. These worms play a key role in breaking down whale remains and supporting deep-sea life. Their absence hints that climate-driven oxygen loss could unravel entire whale-fall ecosystems. Sun, 28 Dec 2025 01:12:45 EST https://www.sciencedaily.com/releases/2025/12/251227082736.htm https://www.sciencedaily.com/releases/2025/12/251227004157.htm A spectacular fossil trove on the Arctic island of Spitsbergen shows that marine life made a stunning comeback after Earth’s greatest extinction. Tens of thousands of fossils reveal fully aquatic reptiles and complex food chains thriving just three million years later. Some predators grew over five meters long, challenging the idea of a slow, step-by-step recovery. The find rewrites the early history of ocean ecosystems. Tue, 30 Dec 2025 12:20:59 EST https://www.sciencedaily.com/releases/2025/12/251227004157.htm https://www.sciencedaily.com/releases/2025/12/251225080736.htm Scientists are uncovering new clues that a cosmic explosion may have rocked Earth at the end of the last ice age. At major Clovis-era sites, researchers found shocked quartz—evidence of intense heat and pressure consistent with a comet airburst rather than volcanism or human activity. The event could have sparked massive fires, blocked sunlight, and triggered a rapid return to ice-age conditions. These harsh changes may explain the sudden loss of megafauna and the disappearance of the Clovis culture. Thu, 01 Jan 2026 23:12:42 EST https://www.sciencedaily.com/releases/2025/12/251225080736.htm https://www.sciencedaily.com/releases/2025/12/251225080719.htm A tiny fish long feared lost has resurfaced in Bolivia, offering a rare conservation success story amid widespread habitat destruction. Moema claudiae, a seasonal killifish unseen for more than 20 years, was rediscovered in a small temporary pond hidden within a fragment of forest surrounded by farmland. The find allowed scientists to photograph the species alive for the first time and uncover new details about its behavior and ecology. Thu, 25 Dec 2025 23:36:17 EST https://www.sciencedaily.com/releases/2025/12/251225080719.htm https://www.sciencedaily.com/releases/2025/12/251224032345.htm The search for life on Earth is speeding up, not slowing down. Scientists are now identifying more than 16,000 new species each year, revealing far more biodiversity than expected across animals, plants, fungi, and beyond. Many species remain undiscovered, especially insects and microbes, and future advances could unlock millions more. Each new find also opens doors to conservation and medical breakthroughs. Wed, 24 Dec 2025 06:06:35 EST https://www.sciencedaily.com/releases/2025/12/251224032345.htm https://www.sciencedaily.com/releases/2025/12/251218060552.htm Researchers announced over 70 new species in a single year, including bizarre insects, ancient dinosaurs, rare mammals, and deep-river fish. Many were found not in the wild, but in museum collections, proving that major discoveries can still be hiding in plain sight. Fri, 19 Dec 2025 05:59:30 EST https://www.sciencedaily.com/releases/2025/12/251218060552.htm https://www.sciencedaily.com/releases/2025/12/251215084203.htm Giant mosasaurs, once thought to be strictly ocean-dwelling predators, may have spent their final chapter prowling freshwater rivers alongside dinosaurs and crocodiles. A massive tooth found in North Dakota, analyzed using chemical isotope techniques, reveals that some mosasaurs adapted to river systems as seas gradually freshened near the end of the age of dinosaurs. These enormous reptiles, possibly as long as a bus, appear to have hunted near the surface, perhaps even feeding on drowned dinosaurs. Mon, 15 Dec 2025 08:42:03 EST https://www.sciencedaily.com/releases/2025/12/251215084203.htm https://www.sciencedaily.com/releases/2025/12/251213032623.htm Researchers analyzing ancient fossils from caves across Western Australia have uncovered a completely new species of bettong along with two new woylie subspecies—remarkable finds made bittersweet by signs that some may already be extinct. Sat, 13 Dec 2025 11:41:21 EST https://www.sciencedaily.com/releases/2025/12/251213032623.htm https://www.sciencedaily.com/releases/2025/12/251211100633.htm New research shows that crops are far more vulnerable when too much rainfall originates from land rather than the ocean. Land-sourced moisture leads to weaker, less reliable rainfall, heightening drought risk. The U.S. Midwest and East Africa are particularly exposed due to soil drying and deforestation. Protecting forests and improving land management could help stabilize rainfall and crop yields. Fri, 12 Dec 2025 10:20:47 EST https://www.sciencedaily.com/releases/2025/12/251211100633.htm https://www.sciencedaily.com/releases/2025/12/251211100618.htm A sudden, unexplained mass die-off is decimating sea urchins around the world, including catastrophic losses in the Canary Islands. Key reef-grazing species are reaching historic lows, and their ability to reproduce has nearly halted in some regions. Scientists suspect a pathogen but haven’t yet confirmed the culprit. The fate of these reefs may hinge on solving this unfolding pandemic. Fri, 12 Dec 2025 04:28:03 EST https://www.sciencedaily.com/releases/2025/12/251211100618.htm https://www.sciencedaily.com/releases/2025/12/251210092029.htm Scientists tracking young Arizona Bald Eagles found that many migrate north during summer and fall, bucking the traditional southbound pattern of most birds. Their routes rely heavily on historic stopover lakes and rivers, and often extend deep into Canada. As the eagles mature, their flights become more precise, but they also encounter significant dangers like electrocution and poisoning. These discoveries point to the need for targeted conservation of critical travel corridors. Thu, 11 Dec 2025 09:32:06 EST https://www.sciencedaily.com/releases/2025/12/251210092029.htm https://www.sciencedaily.com/releases/2025/12/251208052529.htm Ancient pterosaurs may have taken to the skies far earlier and more explosively than birds, evolving flight at their very origin despite having relatively small brains. Using advanced CT imaging, scientists reconstructed the brain cavities of pterosaur fossils and their close relatives, uncovering surprising clues—such as enlarged optic lobes—that hint at a rapid leap into powered flight. Their findings contrast sharply with the slow, stepwise evolution seen in birds, whose brains expanded over time to support flying. Tue, 09 Dec 2025 03:06:41 EST https://www.sciencedaily.com/releases/2025/12/251208052529.htm https://www.sciencedaily.com/releases/2025/12/251208052523.htm Scientists have confirmed that Nanotyrannus was a mature species, not a young T. rex. A microscopic look at its hyoid bone provided the key evidence, matching growth signals seen in known T. rex specimens. This discovery suggests a richer, more competitive tyrannosaur ecosystem than previously believed. It also highlights how museum fossils and cutting-edge analysis can rewrite prehistoric history. Tue, 09 Dec 2025 01:58:20 EST https://www.sciencedaily.com/releases/2025/12/251208052523.htm https://www.sciencedaily.com/releases/2025/12/251205054732.htm Researchers have uncovered a new species of wolf snake on Great Nicobar Island and named it Lycodon irwini in tribute to Steve Irwin. The glossy black, non-venomous snake grows up to a meter and appears confined to a small area. Scientists warn its limited habitat makes it vulnerable. The find underscores how much biodiversity in the region is still unexplored. Fri, 05 Dec 2025 21:01:13 EST https://www.sciencedaily.com/releases/2025/12/251205054732.htm https://www.sciencedaily.com/releases/2025/11/251129044520.htm A tiny 242-million-year-old fossil from Devon is shaking up scientists’ assumptions about the earliest members of the lizard lineage. Instead of the expected skull hinges and palate teeth typical of modern lizards and snakes, this ancient creature shows a surprising mix of primitive and unusual traits—along with strikingly large, blade-like teeth. High-resolution synchrotron scans revealed details invisible to the naked eye, helping researchers name the new species Agriodontosaurus helsbypetrae and rethink the origins of lepidosaurs, the diverse group that now includes more than 12,000 species. Sun, 30 Nov 2025 04:09:43 EST https://www.sciencedaily.com/releases/2025/11/251129044520.htm https://www.sciencedaily.com/releases/2025/11/251129044518.htm Scientists have reconstructed the most complete and lifelike profile of Edmontosaurus annectens thanks to an extraordinary preservation process called clay templating, in which a thin clay film captured the dinosaur’s skin, scales, spikes, and even hooves in three dimensions. By combining newly excavated “mummies,” advanced imaging, and artistic reconstruction, researchers revealed a tall crest, a single row of tail spikes, delicate pebble-like scales, and—most remarkably—the earliest known hooves in any land vertebrate. Sun, 30 Nov 2025 03:47:27 EST https://www.sciencedaily.com/releases/2025/11/251129044518.htm https://www.sciencedaily.com/releases/2025/11/251122044321.htm Around 115 million years ago, northern Australia’s seas hosted a colossal shark that rewrites what we thought we knew about early ocean predators. New fossil discoveries show that modern-type sharks were experimenting with gigantic sizes far earlier than scientists believed, competing with the marine “monsters” of the dinosaur age. Sat, 22 Nov 2025 05:08:49 EST https://www.sciencedaily.com/releases/2025/11/251122044321.htm https://www.sciencedaily.com/releases/2025/11/251121090735.htm Migratory birds that fill North American forests with spring songs depend on Central America’s Five Great Forests far more than most people realize. New research shows these tropical strongholds shelter enormous shares of species like Wood Thrushes, Cerulean Warblers, and Golden-winged Warblers—many of which are rapidly declining. Yet these forests are disappearing at an alarming pace due to illegal cattle ranching, placing both birds and local communities at risk. Sat, 22 Nov 2025 08:35:04 EST https://www.sciencedaily.com/releases/2025/11/251121090735.htm https://www.sciencedaily.com/releases/2025/11/251118220054.htm Massive Sargassum blooms sweeping across the Caribbean and Atlantic are fueled by a powerful nutrient partnership: phosphorus pulled to the surface by equatorial upwelling and nitrogen supplied by cyanobacteria living directly on the drifting algae. Coral cores reveal that this nutrient engine has intensified over the past decade, perfectly matching surges in Sargassum growth since 2011. By ruling out older theories involving Saharan dust and river runoff, researchers uncovered a climate-driven process that shapes when and where these colossal seaweed mats form. Wed, 19 Nov 2025 03:56:56 EST https://www.sciencedaily.com/releases/2025/11/251118220054.htm https://www.sciencedaily.com/releases/2025/11/251116105735.htm Across the planet, animals are increasingly suffering from chronic illnesses once seen only in humans. Cats, dogs, cows, and even marine life are facing rising rates of cancer, diabetes, arthritis, and obesity — diseases tied to the same factors affecting people: genetics, pollution, poor nutrition, and stress. A new study led by scientists at the Agricultural University of Athens proposes a unified model linking these conditions across species. Mon, 17 Nov 2025 03:21:37 EST https://www.sciencedaily.com/releases/2025/11/251116105735.htm https://www.sciencedaily.com/releases/2025/11/251115095918.htm Scientists discovered that a week of full submergence is enough to kill most rice plants, making flooding a far greater threat than previously understood. Intensifying extreme rainfall events may amplify these losses unless vulnerable regions adopt more resilient rice varieties. Sat, 15 Nov 2025 09:59:18 EST https://www.sciencedaily.com/releases/2025/11/251115095918.htm