University of Cape Town (UCT) researchers have collected clear evidence—over a 23 year period between 1976 and 1999—that climate change is shrinking animals' body sizes. Associate Professor Res ...

A University of Arizona study has uncovered a surprising relationship between an animal's body temperature and its likelihood of evolving into an herbivore. The study, published in the journal Global ...

Warm-blooded animal groups with higher body temperatures have lower amounts of rapid eye movement (REM) sleep, while those with lower body temperatures have more REM sleep, according to new research ...

Inhalation is a common route of exposure to many environmental, industrial and consumer-generated chemicals. To assess the potential toxicity of inhaled compounds and to understand toxicity mechanisms ...

New research in fruit flies elucidates how the genes that direct animal body shape work. Vaclav Hykes/EyeEm via Getty Images Why do human look like humans, rather than like chimps? Although we share ...

Dear Critter Corner: Why do so many animals have trouble being around small children? There are several reasons why young children and animals tend to be a volatile combination. One reason is that ...

The most emblematic feature of dinosaurs is their body size. Some dinosaurs reached enormous sizes during the Mesozoic Era which ended 66 million years ago, with some species maybe even approaching ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. The United States imported more than 30,000 whole bats and bat body ...