Brenda Spaan

In this traditional blue-chip documentary we show a dramatic comparison between two environments fed by the same stock of sardine, and dominated by the Cape gannets.

The Amazon is one of the wildest and least explored parts of the planet. Encompassing 6 countries and 2 million square miles of forest, river and floodplain, it has the highest diversity of life on the planet, but what lies below it is truly shocking. In its deep muddy rivers, clear streams and expansive floodplains a freak-show of fish life has exploded, with some of the strangest shapes and weirdest adaptations on Earth. Hiding in the vast rivers and streams is an electric grid, a bizarre community of fish with a highly sophisticated electric sixth sense. Using electricity, these "Super" fish can communicate wirelessly, control each other remotely and emit shocks that can stop a human heart. This cryptic world has mystified scientists throughout the ages. Now an intrepid scientist, Will Crampton ventures back into the dark jungles where the inspiration for our technology driven world first emerged, in an attempt to unravel their secrets and unlock the electric code.

Documentary which follows crocodile expert Brad Bestelink on a quest to dive with crocodiles without a cage or any other protection.

Venom expert Dr. Bryan Fry embarks on a dangerous island journey to uncover the deadly secrets of vipers, stonefish and the formidable Komodo dragon.

A dramatic, real-life tale of three leopards plays out in Botswana's Okavango Delta. This is prime territory for Africa's most secretive big cat and although leopards normally avoid contact with each other one island is the common hunting ground of three individuals as they are drawn together by the changing seasons and the movement of their prey. What unfolds is an in-depth portrayal of their private lives; following the tension, drama and in the end, heart wrenching tragedy as all three seek one common goal - to dominate one of the Okavango's most prized leopard territories.

In Sekenani River in Maasai Mara Park, a pod of hippopotamuses and a bask of crocodiles keep a cautious truce.

Man-eating sharks seemingly flock to South Africa's Second Beach. This remote coastline was once considered a surfer's best-kept secret, but now its regarded as Earth's most dangerous beach. Here, sharks don't simply attack; they kill. Gruesome attacks have claimed six lives in five years. Something has triggered bizarrely aggressive behavior in these predators, and biologist Matt Dicken is on a quest to find out why. Join him as he confronts the killers in their own domain.