Sharks: Reef Rivals

The world's leading scientists and cinematographers relive 5 extraordinary shark feeding events. From being surrounded at night by 700 grey reek sharks, a 300-strong gathering of blacktip, dusky and bronze sharks feeding on thousands of bait fish, to the spectacular sight of more than 200 blue sharks feeding on the carcass of a seven ton whale; the Great Shark Chow Down is an epic celebration of sharks from around the world.

Natural World is a nature documentary television series broadcast annually on BBC Two and regarded by the BBC as its flagship natural history brand. It is currently the longest-running series in its genre on British television, with more than 400 episodes broadcast since its inception in 1983. Natural World is produced by the BBC Natural History Unit in Bristol, but individual programmes can be in-house productions, collaborative productions with other broadcasters or films made and distributed by independent production companies and purchased by the BBC. Natural World programmes are often broadcast as PBS Nature episodes in the USA. Since 2008, most Natural World programmes have been shot and broadcast in high definition.

Drawing on spectacular UGC from around the world, Cannibal Sharks pulls in two of the world’s leading shark experts, Dr Mark Meekan and Dr Mike Heithaus, to unpack and analyze the mounting evidence that shark-on-shark attacks happen a lot more than we ever realized.

Discover what happens when two of the deadliest predators face each other.

A series of shark attacks that happened in the same patch of ocean, the remote islands of the Whitsunday in Australia.

Around the world, reports of shark-on-shark attacks are on the rise. Now, off South Africa’s dramatic southern coast, a new hotspot has emerged — a bay where white sharks hunt other sharks. In a groundbreaking investigation, Enrico Gennari and Lacey Williams lead a team of experts into the deep to capture conclusive evidence of sharks eating sharks!

Norfolk Island, 800 miles off the coast of Australia, is home to some of the largest tiger sharks in the world. As strange as it sounds, some think this small island in the middle of the South Pacific has become like a drive-thru burger joint for tiger sharks to gorge on meat. For the first time, scientists are diving in to answer why there are so many huge tigers there. Shark biologists Lauren Meyers, Charlie Huveneers and Adam Barnett lure the giants to their boat to investigate and make a surprising discovery.

White sharks have been spotted across Canada as far north as the coast of Newfoundland. After the first suspected white shark attack in Canada for over 150 years, experts Greg Skomal, Heather Bowlby, Megan Winton and Warren Joyce investigate what drives white shark’s journey to the northernmost limit of their range.

At remote Norfolk Island in the South Pacific, shark experts Lauren Meyer, Adam Barnett and Charlie Huveneers investigate why tiger, dusky, and Galapagos sharks gather here in such high numbers. Through daring dives, tracking technology and bold experiments, they uncover hidden nurseries, shark hierarchies and a rare predator hotspot.

Shark experts Nico Lubitz and Adam Barnett head into the wilds of northeastern Australia to investigate reports of bull sharks and saltwater crocodiles clashing along the Daintree River. Who's the top dog? Attempting to fit a camera to the back of a big territorial boss croc, they risk all to find out.

Wildlife biologist Lizzie Daly embarks on an exhilarating journey in which she traverses air, land and sea to encounter wildlife and explore the world's most remote corners.

Writer and environmentalist, Peter Owen-Jones spends a year in the enchanting landscapes of the New Forest, exploring its wildlife, history and meeting the Commoners, the people whose ancient way of life has helped shape the land since Neolithic times.

Australia is home to some of the planet's most diverse and charismatic marine life, from five-centimeter baby turtles to 24-meter humpback whales. In this series, biologist and presenter Lizzie Daly embarks on a spectacular journey from the cold waters of South Australia to the tropical reefs of North Queensland to the wild currents of Western Australia.