Zoo’s lion habitat may get a lot more rambunctious in the coming months as four African lion cubs learn the ropes of their ...

The Denver Zoo Conservation Alliance welcomed four new lion cubs to the African lion Araali. She gave birth to the four ...

Four "feisty" African lion cubs made their debut at the Denver Zoo on Wednesday, the latest in a proud (and loud) family line ...

Nick’s bark, however, has been silenced. The magnificent sea lion died Thursday while living at the Smithsonian’s National ...

Nick was rescued as a newborn from Seal Rock in North Laguna, California, the zoo said, and was cared for by the Pacific ...

As temperatures dropped into the single digits in Denver on Thursday, keepers at the Denver Zoo had to bring a family of lions indoors -- and keep them entertained. Photo: AP.