It is a scenario familiar to every dentist: a patient calls in with a throbbing toothache that requires prompt attention.

The sticky-tongued marsupial species has been bouncing back from the brink of extinction, thanks to widespread conservation ...

According to Sunset Zoo officials, their male Amur leopard, Vladimir (Vlad) passed away of natural causes on Nov. 25. At 20 ...

A zoo in Manhattan is mourning the loss of one of its resident big cats Friday. Melissa Kirkwood with the City of Manhattan ...

Bao Li (whose name means “treasure” and “energetic”) and Qing Bao (“green treasure”) are the next step in a continuum of ...

Many species of mammals, either extinct in the wild or teetering close to it, have been successfully restored to parts of ...

The U.S. Fish and Wildlife Service (FWS) announced a proposal this week to list the monarch as “threatened” and give it ...

At first glance, a valley dragon doesn’t seem to have much in common with a grizzly bear or a condor. Though it has a striking look, large adults can measure a very ...

Monarch butterflies, found throughout Arizona, could become one of the next species listed under the Endangered Species Act.

Wildlife officials are considering adding the monarch butterfly, which migrate to California's coast each fall, to the ...

The beloved orange-and-black monarch butterfly is dwindling at an alarming rate across the country. Federal wildlife ...