Why do some ancient animals become fossils while others disappear without a trace? A new study reveals that part of the answer lies in the body...
Through intensive breeding, humans have pushed breeds such as pug dogs and Persian cats to evolve with very similar skulls and 'smushed' faces, so they're more...
A recent study provides evidence that some results of behavioral experiments with insects cannot be fully reproduced. So far, possible reproducibility problems have been little discussed...
Wild chimpanzees have been pictured eating and sharing fruit containing alcohol.
Some fruit flies sacrifice sleep to avoid parasites like mites. Researchers discovered marked differences in gene expression related to metabolism in the hypervigilant flies.
A new, exploratory study has revealed statistical links between the performance of medical detection dogs and their scores on behavioral and affective tests, finding that more...
Rhinos that flourished across much of North America 12 million years ago gathered in huge herds, according to a new study.