Each episode explores one of the big issues in the natural world: food or fighting, swarms or sex. It takes twenty of the most extreme animal exponents and ranks them from wild to wildest to find the most extraordinary behavior.

Ultimate Animal Countdown is the ultimate search for the most amazing animals on the planet. Each episode explores one of the big issues in the natural world: food or fighting, swarms or sex. It takes twenty of the most extreme animal exponents and ranks them from wild to wildest, in a rollercoaster ride to find the most extraordinary behavior. Ultimate Animal Countdown is nature - without the boring bits.