Four American red wolf puppies were born at the St. Louis Zoo Sears Lehmann, Jr. Wildlife Reserve, marking a milestone for the endangered species. These babies are paw-sitively adorable.

Red wolves are known for their red fur found around their heads, ears and legs, according to the zoo. The species is the “only large carnivore solely native to the United States,” the zoo said.

Red wolf numbers plummeted in the 1970s, because of lost habitat and hunting, as well as inbreeding with coyotes. More than fresh genes, red wolves need habitat and careful conservation, ...

EUREKA, Mo. — Locals call them "ghost wolves." To scientists, they're "Gulf Coast canids." To the world's most endangered wolves, they may be a savior. A population of unique animals near ...

EUREKA, Mo. — Locals call them "ghost wolves." To scientists, they're "Gulf Coast canids." To the world's most endangered wolves, they may be a savior. A population of unique animals near ...