Natural World

Leonora is no ordinary orangutan. She is a pioneer. With her three-year-old son in her arms, she is about to set off on an epic journey back to the wild. After being orphaned as a baby, she has spent the majority of her life in a rescue center. She is leaving behind 600 other orangutans, all of whom are relying on her for their chance at freedom. If Leonora can make it, they could too.

A look at the bug-eat-bug world of the African driver ant, wildlife's neighbor from hell. The biggest family on Earth is a sinister army of 20 million sisters that thrives by ravaging forests, killing every living thing it can pin down and slice up. It is really a super-organism that dominates an often violent world, where miniature monsters roam and only the most powerful survive.

Maverick biologist Flip Stander's study of desert lions in Namibia's Skeleton Coast.

Canadian filmmaker Jeff Turner returns to his roots and embarks on a beautiful and lyrical exploration of the wildlife around his home in the Cascade Mountains of British Columbia. He encounters many animals from his childhood including black bears, osprey, coyotes and mule deer. But the animal he most wants to find is one of the few remaining grizzly bears that survive in these mountains.

Whale sharks grow to over 12 meters long but are gentle, filter-feeding giants . Beginning at the fabulous coral reef of Ningaloo in Western Australia, intrepid marine biologist Mark Meekan attempts to unravel the mysterious wanderings of the biggest fish in the sea . He makes a breakthrough which doesn't just add to our understanding of these huge 'dinosaur fish', it could help save them.