Andy Casagrande

America's Greatest Animals takes us across North America on a revelatory mission: which of the continent's landmark creatures deserve to make the list?

Two teams of experts go to extraordinary lengths to take shark science into the wild as they investigate two of the most iconic shark superpowers - speed and bite force.

Legendary boxer Mike Tyson goes head to head underwater with the most unlikely training partner: a massive shark. He tries to score a TKO, all in the name of research.

Marine biologist Kori Garza and underwater cinematographer Andy Casagrande journey to French Polynesia to track Kamakai, one of the largest tiger sharks on record.

Shark cinematographers Andy Casagrande and Dickie Chivell travel to South Africa on a mission to capture the largest breaching great white shark ever recorded.

Shark filmmakers hunt for "Air Jaws" breaching in New Zealands hidden "launch pad".

With reports of enormous fat white sharks appearing off the coast of New Zealand, scientists Tom Hird and Leigh de Necker set out to find one of these behemoths and determine if the great white can reach a staggering 6,000 lbs.

Tristan Guttridge wants to prove that hammerheads are eating other sharks.

Explore advanced shark research around the world with Shark Week star Andy Casagrande.

Witness amazing, never-before-seen adventures as experts push the limits of possibility for science.

Cameraman Andy Casagrande likes to get up close and personal with his subjects, even if they're some of the most unpredictable animals on the planet performing their most dangerous task: hunting.