Republican lawmakers are targeting one of the longest-standing pieces of environmental legislation in the U.S., credited with helping save rare whales from extinction. Conservative leaders feel they ...

Dr. Alissa Deming, left, and veterinarian assistant Malena Berndt give anti-seizure medicine to a California sea lion named Patsy in a recovery room at the Pacific Marine Mammal Center in Laguna Beach ...

Prepare to be utterly charmed by the gentle and serene world of the sloth with this captivating close-up video! Get an intimate look at their peaceful faces, often displaying a soft, almost smiling ...

Humans didn’t just outlast the last Ice Age; after it ended, we rewrote the script for the evolution of the world’s mammal communities. Over the past 10,000 years, the rise of agriculture and ...

Naked mole-rats (Heterocephalus glaber) are small, almost-hairless rodents that live in underground colonies of between about 20 to several hundred individuals. They are one of just two mammal species ...

JOHNSON COUNTY, Ga. — Deer hunters near the Meeks Community in Johnson County found an unexpected surprise while planting food plots, according to the Johnson County Sheriff’s Office. Instead of deer, ...

Discover the list of mammals that live only in water, such as whales, dolphins, manatees, and dugongs. Learn how these fully aquatic mammals survive underwater, why they can’t live on land, and what ...

A sweeping global study reveals that who lives longer, male or female, is written not in the chromosomes but in the battles for mates, reshaping how scientists understand aging across the animal ...

EDITOR’S NOTE: Call to Earth is a CNN editorial series committed to reporting on the environmental challenges facing our planet, together with the solutions. Rolex’s Perpetual Planet Initiative has ...