A study of nine species of large mammals in the Greater Yellowstone Ecosystem has revealed that their behavioral responses to ...

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 ...

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 ...

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 change, according to a ...

The new species is a kind of trapdoor spider, a spider known for creating borrows underground with hinged doors.

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 ...

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 ...

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 ...