MEXICO CITYMEXICO CITY — Five gray wolf pups born at Mexico City’s Chapultepec Zoo are giving a boost to efforts to broaden the endangered species’ genetic diversity amid continuing efforts to ...

Animal care officials hope new rules will put an end to the breeding of wolf-dog hybrids in Pima County. They say the animals inhabit an impossible limbo: too wild to live among humans and too ...

The North Carolina Zoo has welcomed three litters of red wolf pups, bringing in a dozen new members of the world’s most endangered wolf species. The wolves were born during a three-day period in late ...

Wildlife officials said they will not remove a gray wolf potentially connected to recent livestock killings, despite requests from stockgrowers. Two of the gray wolves reintroduced to Colorado’s Grand ...

A litter of endangered red wolves was recently born in captivity. There are about 250 red wolves in the U.S. and these four were an unexpected surprise because the male was thought too old to breed.

"These births are important," Secretary Reid Wilson of the North Carolina Department of Natural and Cultural Resources said about the arrival of these critically endangered animals. Nicholas Rice is a ...

There are about 250 endangered red wolves in the U.S. Recently, a litter of four was born in captivity — an unexpected, but welcome surprise since the male was thought too old to breed. For about 30 ...