The Houston Zoo is highlighting its animal moms this Mother's Day. To stream KHOU 11 on your phone, you need the KHOU 11 app. Download the KHOU 11 app. More Videos. Next up in 5.

WTOP’s Matt Kaufax talks with animal keeper Charlie Shaw, who cares for big cats at the National Zoo, about the vital conservation efforts underway to protect endangered tiger species.

INDIANAPOLIS — The Indianapolis Zoo says its male Amur tiger, Pavel, has died at 18 years old. According to a May 27 post on the zoo's social media, "Pavel had become noticeably lethargic and ...