January 10, 2012 • 48m
Episode 1 of Season 4 premiered on January 10, 2012
April 9, 2012 • 1h
So many hippos congregate to feed in Zambia's Luangwa Valley that they threaten the survival of other species in the park, so the ...Read more
April 16, 2012 • 1h
Mark Evans and Joy Reidenberg head to Australia to dissect its most iconic animal, and find the marsupials' reproductive organs to...Read more
April 23, 2012 • 1h
The team take on their hardest challenge so far, to dissect an entire ecosystem - the jungle. Deep in the rainforest of Borneo the...Read more