LIVE SHOW! Two parasite tribes battle to the death to win the coveted reward: a snail's private parts. May the gonads be ever in your favor. (Parental Advisory)

When it comes to the most powerful mammal on land, veterinarian Dr. Mark Stetter has a very steady hand…and a very innovative approach to wild African elephant conservation. (Parental Advisory)

Why does this orphanage have armed guards? Do rhino calves have nightmares? How do you give CPR to a rhino calf? Find out the answers when you meet two kindly people who opened a rescue center for African animals and fell into a very rewarding, but very dangerous, line of work.

Live Show! Jellyfish expert Nate Jaros joins our IMPROVology players, Michael McShane and Brian Lohmann, for a live show in which Nate talks about some of his more interesting interactions with jellies.

Live Show! Dr. Anthony Giordano joins our IMPROVology players, Michael McShane and Brian Lohmann, live on stage for this hilarious short segment about an animal few people have ever heard of or seen.

When you're playing the game of love, it's hard to wing it. Barbara Heidenreich, one of the world's premier animal trainers, flies to New Zealand to aid a lovelorn Kakapo parrot. Parental advisory.

Guest Scientist: Barbara Heidenreich

What happens when a lonely male gorilla meets a female gorilla for the first time in 27 years?

Guest Scientist: Dr. Terry Maple

LIVE SHOW! A creature too lazy to raise its own babies creates a zombie nanny parent substitute. Parasitologist Sara Weinstein tells the story of the sacculina parasite, puppet master of the animal kingdom.

Guest Scientist: Sara Weinstein Guest Comedians: Jo McGinley and Stephen Kearin Live Music: Konrad Kono

Why would anyone use a Super Soaker to flush the stomach of a 12-foot-long wild crocodile? Dr. Marisa Tellez, aka the "Croc Doc," enlightens us. Plus: Croc comedy from IMPROVology

Guest Scientist: Dr. Marisa Tellez Guest Comedians: Edi Patterson, Dan O'Connor Music: Konrad Kono

Are jaguars the pit bulls of the big cat family? How many samples of jaguar poop do you really need for a good collection? And, who would win in a fight, a puma or a jaguar? Dr. Anthony Giordano knows.

Guest Scientist: Anthony Giordano Guest Comedians: Stephen Kearin, Brian Lohmann, Jo McGinley, and Michael McShane Live Music: Konrad Kono

28 minutes