Off the stunning coast of California live the world's smallest marine mammals, the sea otters. For eight months, we follow the lives of two sea otter pups, both born at the end of summer but growing up in two very different worlds. One pup lives among the yachts off Millionaire Row. The second, on the rugged, wind swept shoreline to the south. Their tenacity, family bonds and intelligence are all they have to overcome the challenges of life.

In a stunning new insight into the lives of wild dolphins, passionate young biologist Eric Patterson follows three families of dolphins - the Beach Girls, the Spongers and the Whackers, who live in the shallow waters of Western Australia's spectacular Shark Bay. The Dolphins of Shark Bay promises an intimate and emotional portrayal of one of the ocean's most revered creatures.

In deepest Borneo, a remarkable young Frenchman named Chanee Brule is combining his love of music with his passion for gibbons. These magical singing apes of the rainforest are in danger of extinction and, to help save them, Chanee has set up a rescue center and gibbon sanctuary. To increase awareness of the gibbons' plight, Chanee has created his own radio station, Radio Kalaweit, named after the local word for gibbon. He uses the airwaves to publicize his mission, and its music and message have made it the most successful radio station in Borneo.

Deep in the rainforest of Central Africa lies an elephant oasis - a remarkable place that holds the key to the future for forest elephants. Over the last 20 years, Andrea Turkalo, a former Bronx schoolteacher, has been studying these enigmatic giants, getting to know more than 4,000 of them. She has begun to unravel the secrets of their complex social lives and the meanings of their unique vocalizations. New acoustic research is shedding light on the many mysteries that still surround forest elephant society. Will these endangered elephants finally speak out and tell Andrea what it is they need to survive?

The eccentric experiments of Arizonian prairie dog researcher Con Slobodchikoff suggest that prairie dogs are capable of language. For the last 20 years, he has been compiling a dictionary of prairie dog words. Only this year he discovered that prairie dogs actually attend school to learn these words. So what are they really saying? We follow these linguists of the prairie and their calls of the wild.

A landmark documentary to mark the 50th anniversary of the World Wildlife Fund (WWF), and the giant panda as its much-loved icon. This is the panda's survival story; a look back at an extraordinary east-west collaboration that has brought pandas from the brink of extinction, and ahead to the radical, controversial and risky next phase: re-introduction into the wild.