(wind) in the sahara desert of north africa lives the smallest of all foxes: the fennec fox. this tiny fox has huge ears, which help dissipate heat from its body. it also has specially designed feet. -[ami] they've got fur in between their paws, and it acts almost like a built in flip-flop. so if anyone has ever walked on the sand in the summertime you know you can burn the bottoms of your feet. so having this extra fur on their pads will help keep their pads safe and not burnt on the sand. - [voiceover] let's hear it for the fennec fox. this creature may be tiny, but it sure has some cool tricks for beating the heat. coming up, sharks always seem to be on the move which begs the question, do they ever sleep? you'll find out the answer next right here on animal science. now that there's foster farms simply raised, it's tougher than ever to be a foster farms chicken. but foster farms simply raised chicken is 100 percent natural with no antibiotics. well you're an herbalist. help us to be natural. will those herbs do it? those? one grows hair, the other increases energy. gasp! d