Anwar Mamon

Bertie arrives in the Serengeti as the spectacular wildebeest migration kicks off. He’s here to film the fastest land animal on Earth: the cheetah. As he gets close to a mother caring for her tiny cubs and a young group of males executing phenomenal hunts as a team, he learns about the unexpected challenges the species endures.

Bertie heads to South Africa for his most audacious mission yet. The wild waters here are a hotspot for one of the ocean’s most famous and feared predators, the great white shark. Diving in the shallows without a cage, Bertie will attempt to film these huge sharks. By entering their domain, he discovers the challenges they face on our rapidly changing planet.

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.

In Mexico’s Pacific waters, Bertie Gregory goes in search of one of the ocean’s most iconic predators: the hammerhead shark. Once abundant in these seas, hammerhead numbers have plummeted, making sightings increasingly rare. Bertie investigates what’s driving the hammerhead decline, and how protected waters offer hope for the future. His journey culminates in a rare and unforgettable encounter that shines a light on the future of one of the world’s most famous sharks.

Cats are among the most feared and revered creatures on the planet. Their power, strength, and enigmatic nature have fascinated us for centuries. They are one of the most studied mammals in the world yet only now is their real identity being understood - from their incredible hunting abilities, to their unique physiology and remarkable behaviors. With nearly 40 different species, thriving in almost any environment, the cat is one of the most successful predators since the dinosaurs. Using the latest camera technology and working with leading scientists, we are able to tell the story like never before.

Wildlife cameraman Gordon Buchanan travels to the frozen north, deep inside the Arctic Circle, to meet the ancient Sami people and the animals they hold so close - reindeer.

Bertie Gregory travels the world to show animals' lives like never before.