. ♪ ♪ announcer: "jack hanna's wild countdown" is sponsored by nationwide. base camp here at the columbus zoo. welcome to "wild countdown." how do you think the first social networks were created? if you're looking at your phone or your computer, you're way off. [chimp calls] the source. the bees are coming out now. whoo-wee. don't get stung, don't get stung. some animals have been using social networks for eons, like herds of elephants, colonies of

announcer: jack hanna's "wild countdown" is sponsored by nationwide.coming to you from my base camp here at the columbus zoo, and welcome to "wild countdown." why are there mysterious white black bears roaming the canadian rainforest? right through those alder branches is the white bear. why don't penguins freeze in all that snow? kathaleen, i don't see how anything survives out here. and why do male lions have long shaggy manes? wowee. looking right at me, too. today, we're out to solve the mysteries behind some of our favorite animals.

. ♪ ♪ announcer: "jack hanna's wild countdown" is sponsored by nationwide. ou from my base camp here at the columbus zoo, and welcome to "wild countdown." animals have so many different, amazing adaptations, it's easy to overlook one of the most common, feet. tell you what, it beats walking across the desert. but feet are as unique as the animals they belong to. from horses-- you ever been kicked? brent: um, about 3 times a day. jack: to lions-- he said i'm not letting go of this, buddy. to elephants-- sue: that is cushioned, feel that. jack: good night. today, we're looking at 6 creatures with fascinating feet. plus, my blo

make sure to follow us o announcer: "jack hanna's wild countdown" is sponsored by nationwide. body. i'm jack hanna, coming to you from my base camp here at the columbus zoo, and welcome to "wild countdown." one of the most rewarding parts of my job is helping release animals back into the wild... what a neat thing to see. whether it's to restore a population... you get chills when you see that. jim: you do. jack: give an endangered species a helping hand... ron: if they get out into the ocean, there's no chance of survival. jack: or return a rehabilitated animal to its home. lizzie