An international team of paleontologists from the United States, Australia and Tanzania has discovered a new species of hyaenodont that lived 25 million...
A new study published in the journal Animal Cognition demonstrates that raccoons (Procyon lotor) are able to learn to solve complex problems and that they...
Ancient, independent inactivations of the ucp1 gene, which encodes the uncoupling protein 1, or UCP1 (essential for thermogenesis in brown fat), were a...
A new species of cottontail rabbit (genus Sylvilagus) has been described from the lowlands of western Suriname by Portland State University Professor Luis...
Scientists reporting in the Journal of Mammalogy on May 30 have identified a new species of flying squirrel living in the Pacific Coast region of North...
New research led by the Max Planck Institute for Evolutionary Anthropology (MPI-EVA) shows that Pleistocene cave sediments represent a rich source of ancient...
Deprived of oxygen, African naked mole-rats (Heterocephalus glaber) can survive by metabolizing a type of sugar called fructose just as plants do, a new...
A blood-engorged nymphal tick of the genus Amblyomma surrounded by fossilized mammalian erythrocytes (red blood cells) has been discovered in a piece of...
A new study published in the journal Proceedings of the National Academy of Sciences reveals the link between breeding season and the hormone melatonin,...
A new study published in the journal PLoS ONE has revealed that wild African elephants (Loxodonta africana) sleep an average of two hours a day and regularly...
When you’re a small pre-mammalian creature, sometimes the only way to protect yourself against fearsome predators like saber-toothed carnivores is to...
New evidence indicates the primary cause of megafaunal extinction in Australia 45,000 years ago was likely a result of humans, not climate change. A paper...
A study published in the journal Royal Society Open Science shows that the Brazilian free-tailed bat can achieve flight speeds of 100 mph (160 km per hour)...
Herbivorous, or plant-eating, mammals have bigger bellies than their usually slim carnivorous counterparts, according to a study led by University of Zurich...
An international team of researchers has sequenced the complete genome of the Amur leopard (Panthera pardus orientalis), one of the most critically endangered...
A group of researchers in the United Kingdom has identified a set of gene families whose sizes are positively associated with an expanded neocortex —...
For the first time, researchers have identified a multicomponent RNA virus – one containing different segments of genetic material in separate particles,...
For the first time, scientists have sequenced and analyzed the nuclear and mitochondrial DNA of the Cameroon scaly-tail (Zenkerella insignis), one of Africa’s...
In a new study published in the journal eLife, scientists apply big-data analysis to reveal the full extent of viruses’ impact on the evolution of humans...
