New research has dramatically expanded the known roster of mammals on Earth. A new review published in the Journal of Mammalogy shows that the number of living mammal species has surged to nearly ...

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 ...

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 ...

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 ...

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 ...

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 ...

Fossil skulls reveal how extinct mammals smelled the world, with new research linking olfactory bulb size to gene counts.

Scientists have confirmed the rediscovery of Attenborough's long-beaked echidna, a species previously thought to be extinct for over 60 years. This ancient, egg-laying mammal was found deep within the ...

Rosie is a freelance writer living in London. She has covered everything from ancient Egyptian temples to exciting medical breakthroughs, but she particularly enjoys writing about wildlife, ...