Extinction
A study using animal-attached technology to measure food consumption in four very different wild vertebrates has revealed that animals using a high-risk strategy to find rarer food are...
The majority of consumers, even those who prefer online shopping, think the extinction of brick-and-mortar stores would be bad for society, according to a...
In the most comprehensive study of its kind, biologists have found that tropical and subtropical forests across South America's Andes Mountains are responding to warming temperatures...
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An international study led by University of Miami tropical biologists reveals that tropical trees are migrating upslope to escape climate change, but not fast enough.
The fin whale and mountain gorilla populations grew significantly due to efforts by conservationists to halt their descent towards extinction, the International Union for Conservation of Nature (IUCN) said Wednesday.
A few hundred thousand years ago during Earth's most recent ice age, a beefy subspecies of spotted hyena that was...
Today's birds descend from a small number of bird species living before the dinosaur extinction. Some of the birds that went extinct, the enantiornithines, were actually more common than and out-competed modern...
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VIDEO All animals, whether they live on land or in the water, require oxygen to breathe. But...
Climate change could pose a threat to male fertility -- according to new research. New findings reveal that heatwaves damage sperm in insects - with negative impacts for fertility across generations. The research team say that male infertility...
During the late Cretaceous period, more than 65 million years ago, birds belonging to hundreds of different species flitted around the dinosaurs and through the forests as abundantly as they flit about...
The extinct Jamaican monkey X. mcgregori mcgregori acted like a sloth and had hardly any teeth. It may have been a seafaring hero.
Analysis of ancient DNA of a mysterious extinct monkey named Xenothrix -- which displays bizarre body characteristics very different to any living monkey -- has revealed...
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Analysis of ancient DNA of a mysterious extinct monkey named Xenothrix—which displays bizarre body characteristics very different to any living monkey—has revealed that it was in...
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Human impacts are the biggest risk factor in the possible extinction of a quarter of all land-based mammals, according to a University of Queensland study.
In 2018, the southern resident killer whale population in the Pacific Northwest's Salish Sea was at its lowest ever. The world watched in September as an orca named Scarlet, or J50, wasted away and...
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New genetic analysis of white rhino populations suggests it could be possible to rescue the critically endangered northern white rhinoceros from extinction, using the genes of its less threatened southern cousin.
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Why is the endangered western North Atlantic right whale population growing far more slowly than those of southern right whales,...
‘End of the Megafauna’ ponders the mystery of what killed off so many of Earth’s big animals over the last...
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No one had reported seeing the strange creature -- a cross between a bear and a monkey -- since before the Great Depression. Then, this past summer, an amateur biologist stumbled upon the presumed-extinct...
Inaccessible Island, the westernmost of three islands in the Tristan Archipelago, is located about...
No one had reported seeing the strange creature—a cross between a bear and a monkey—since before the Great Depression. Then,...
Chile announced on Sunday that it will ask the British Museum in London to return the remains of a mylodon, an extinct mammal that lived in Patagonia about...
The latest Living Planet report from the WWF makes for grim reading: a 60% decline in wild animal populations since 1970, collapsing ecosystems, and a distinct possibility that the human...
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Using evidence found in teeth from two Neanderthals from southeastern France, researchers report the earliest evidence of lead exposure in an extinct human-like species from 250,000 years ago.
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The recently extinct Malagasy elephant birds included the largest birds ever discovered. Seven species are recognized across two genera, including the larger...
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Scholars endeavor to understand the relationship between human evolution and climate change. This is particularly germane for Neanderthals, who survived extreme Eurasian environmental variation and glaciations, mysteriously going extinct during...
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Using evidence found in teeth from two Neanderthals from southeastern France, researchers from the Department of Environmental Medicine and Public Health at the Icahn School of Medicine at...
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If you encountered an elephant bird today, it would be hard to miss. Measuring in at over 10 feet tall, the extinct avian is the largest bird known to science. However, while...
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Eggs hatching. Larvae burrowing under the skin and feeding on surrounding tissue. It's like a scene...
If you encountered an elephant bird today, it would be hard to miss. Measuring in at over 10 feet tall, the extinct avian is the largest bird known to science. However, while...
Species of reptiles, amphibians and other vertebrates are becoming extinct in Haiti as deforestation has claimed more than 99 percent of the country's original wooded areas.
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A new study brings important context and conclusions to recovery and management strategies for a treasured endangered species, and included subspecies, at high extinction risk.
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Unbridled consumption has decimated global wildlife, triggered a mass extinction and exhausted Earth's capacity to accommodate humanity's expanding appetites, the conservation group WWF warned Tuesday.
Species of reptiles, amphibians and other vertebrates are becoming extinct in Haiti as deforestation has claimed more than 99 percent of the country's original wooded areas.
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A meticulous re-creation of a 3-decade-old study of birds on a mountainside in Peru has given scientists a rare chance to prove how the changing climate is pushing species out...
A network metric called the K-core could predict structural collapse in mutualistic ecosystems, according to new research. The K-core appears able to forecast which species is likely to...
New evidence indicates the primary cause of the extinction of one of Australia’s top predators, the...
A network metric called the K-core could predict structural collapse in mutualistic ecosystems, according to research by physicists at The City College of New York. The...
The climate is changing before our eyes. News articles about imminent species extinctions have become the norm. Images of oceans full of plastic are...
Extinction of conditioned fear necessitates the dynamic involvement of hippocampus, medial prefrontal cortex (mPFC), and basolateral amygdala (BLA), but key molecular players that regulate these circuits to achieve fear extinction remain largely...
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Mathematicians have created a new model—of a variety commonly found in the world of finance—to show how to harvest a species at an optimal...
The evolution of giant tortoises might not be linked to islands, as has previously been thought. In a first-of-its-kind study, researchers from Argentina and Germany have presented the most comprehensive family tree...
The evolution of giant tortoise might not be linked to islands, as had been previously thought. In a first-of-its-kind study, researchers present the most comprehensive family tree of extinct and extant tortoises...
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A remarkable new species of predatory fish that lived about 152 million years ago (Jurassic period) has been identified from a fossil found in...
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VIDEO A large majority of Americans strongly support the goal of preventing the extinction of...
One of the balancing acts faced by conservation agencies is how to conserve and protect as many species as possible from extinction with limited funding and finite resources....
The near-extinct vaquita marina, the world's smallest porpoise, has not yet disappeared from its habitat off the coast of Mexico, a research team said Wednesday after spotting six of them.
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Researchers from the University of Leeds studying fossil data surrounding the Permo-Triassic (P-Tr) extinction of 252 million years (Ma) ago found that a marine ecosystem, in...
EvolutionDinosaurs
Volcanic eruptions once caused mass extinctions in the oceans – could climate change do the same?
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New data tool can help scientists use limited funds to protect the greatest number of endangered species
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