Oooh and ahh as America caps its 249th birthday with dazzling fireworks on the National Mall in D.C. If you don’t feel like jostling for the best viewing spots, your local PBS s ...

The St. Louis Zoo opened the Cheetah Survival Center in 1974 and has bred more than 60 offspring. Bircher is also the Director of WildCare Institute Center for Conservation of Carnivores in Africa.