Wild chimpanzees have been pictured eating and sharing fruit containing alcohol.
Newly published research shows that the masked shrew, a small, mole-like mammal found in the Appalachian Mountains, shrinks its body and braincase to conserve energy during...
Some fruit flies sacrifice sleep to avoid parasites like mites. Researchers discovered marked differences in gene expression related to metabolism in the hypervigilant flies.
Wild fig tree rings offer a cheap method for tracking toxic atmospheric mercury, a byproduct of gold mining in the Global South, according to a new...
Infections with parasites often entail no recognizable signs in many wildlife species, but can have still negative effects across generations. Infected animals often have a slightly...
Study reveals commonly detected environmental levels of clobazam -- a medication often prescribed for sleep disorders -- increased the river-to-sea migration success of juvenile salmon in...
Rhinos that flourished across much of North America 12 million years ago gathered in huge herds, according to a new study.
Japan's Ryukyu Islands, which includes Okinawa, are the exclusive home to two rare mammals, the Amami rabbit and Ryukyu long-furred rat. These animals are hard to...
Roach fish that migrate between different lakes and water courses have larger pupils and better eyesight than roach fish that stay in one place. The adaptation...
More mammals were living on the ground several million years before the mass extinction event that wiped out the dinosaurs, new research has revealed.