Scientists found an unexpected aging pattern in a mostly intact juvenile mammal skeleton from the paleontological period. By Jack Tamisiea Small mammals often live fast and die young. Rodents and ...

A population of spiny-tailed iguanas on Clarion Island, off the coast of Mexico, was nearly wiped out after being labeled an ...

If textbooks ever made you believe mammals like humans, cats, and kangaroos first evolved somewhere up north, think again. A remarkable discovery from Australia has flipped our understanding of mammal ...

For mammals, one secret to a long life may be spending it living with friends and family. An analysis of the life spans and social lives of nearly 1,000 mammal species shows that species that live in ...

The Convention on International Trade in Endangered Species of Wild Fauna and Flora on Friday updated its regulation and ...

PORTLAND, Maine (AP) — Whales, dolphins and seals living in U.S. waters face major threats from warming ocean temperatures, rising sea levels and decreasing sea ice volumes associated with climate ...

Scientists involved in a new deep-sea research effort report that a recent mining test unexpectedly led to the discovery of large numbers of previously unknown species living 4,000 meters (13,123-feet ...

There are 64 species of extant gliding mammals that are currently recognized, which are divided into six different families. These comprise eight species of gliding marsupials that live within ...

Two jaguars, caught with a camera trap survey, walk through the Brazilian Amazon rainforest. (Daniel Rocha/UC Davis) From jaguars and ocelots to anteaters and capybara, most land-based mammals living ...

Mammals have developed some unusual eating habits over the past 100 million years, but a new study has uncovered the surprising lengths to which some have gone to satisfy one of the more peculiar—a ...

Cattle, and all mammals, produce methane, nitrous oxide and carbon dioxide, which are all greenhouse gases. Cattle and other grass-chewing animals with hooves and multichambered stomachs — called ...

But the researchers cautioned that the work could not shed much light on sexual orientation in humans. By Carl Zimmer In more than 1,500 animal species, from crickets and sea urchins to bottlenose ...