Swimming with Monsters

Steve ventures to Brazil in search of the green anaconda, the largest snake on the planet. Little is known about their behavior underwater, and Steve dives in with them to discover their secrets.

The hippopotamus is one of the most dangerous animals on earth, but much of what they do in the water is a mystery. Steve tries to find a safe way to get in the water with these fiercely territorial herbivores.

Steve ventures outside his shark cage to get a closer look at the sea's ultimate apex predator, the great white shark. He does his best to imitate a great white's prey in order to draw them near and unlock their mysteries.

Steve follows sperm whales around Mexico's Sea of Cortez in search of the Humboldt squid, a massive monster that spends its days in the darkest depths of the ocean and appears more alien than animal.