Across the planet, every animal--predator or prey--has survival advantages honed by millions of years of evolution. Watch some of nature's most accomplished survivors as they put their talents to the test, with their very lives at stake. 　　Episodes include… 　　African Apex Predators 　　Sky Hunters 　　Insect Eaters 　　Cold-Blooded Killers 　　Masters of Defense 　　Underwater Warriors