Casey is trying to measure the ramming power of a big horn sheep!
(03:05)Casey finds two tangled moose antlers that got stuck together during a fight.
(01:53)Casey and the local critter catcher go to trap a crocodile in a local swimming pool.
(03:01)University of Montana’s Grizzly Stadium is hosting Brutus the bear to see how bears travel at night.
(02:53)Zeb is walking on the bottom of the river in the hopes of finding sturgeon eggs.
(03:03)Zeb Hogan is out catching catfish with Rusty, a local fisherman.
(01:18)Durian is a fruit that the locals make Zeb try, but the smell grosses him out!
(01:18)Zeb and his team catch two species of catfish: the jaguar and the tiger fish.
(02:43)Zeb struggles to catch a juvenile whipray.
(02:14)When one meerkat gang invades anothers' turf, war breaks out.
(02:15)When familial bonds kick in, a big difference in size can't stop this rhino calf from protecting his mother.
(02:10)Two Tasmanian devils fight over food.
(01:54)A power-hungry princess ant enslaves a neighboring ant colony to become their new queen.
(02:27)Two rivaling packs of wolves battle over territory.
(02:35)A routine catch for a sea eagle could turn disastrous as a desperate sea snake fights for its life.
(01:30)The lungfish has the remarkable capacity to survive even as the Congo River's waters turn to mud.
(02:26)The staff at Busch Gardens helps us brush up on our big cat trivia.
(01:15)Jeremy is rescuing a colony of bees but if he doesn't do his job correctly the bees will die.
(02:12)Working at a veterinary hospital, Jeremy is helping the doctor express anal glands.
(02:46)One of Jeremy’s jobs for the day is to wrangle a new born giraffe for her first neonatal exam.
(02:52)