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

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

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 has been staying at the Smithsonian's National Zoo and Conservation Biology Institute in Washington, D.C. since 2023 ...

"And if they catch a chill, they have heated rocks to lounge on and heated bedrooms waiting when they need them." The Denver Zoo, which is now open again, continues to keep its Facebook followers ...

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.

At least 11 African lions at Denver Zoo have tested positive for the delta variant of Covid-19 after keepers spotted them coughing and sneezing , officials have confirmed.