Travel around the world to meet experts who study moss for disciplines including biotechnology, climatology, nuclear waste, and evolutionary biology.
Experts spare no effort to prevent a unique ecosystem from succumbing to environmental degradation.
Has a species of grasshopper outsmarted bats?
Explore the hidden life of grey seals, captivating, bear-sized creatures that hunt, eat, sleep, and mate mostly below the surface of the ocean.
Four uncollared elephants have escaped from a preserve, and time isn't on their side.
Exploring how conservationists are protecting lions and cheetahs.
Stephen and Mark hope to see Komodo dragons on the Malay Archipeligo; turtle hatchery.
Come face-to-face with the mysterious nocturnal lemur, the aye-aye. It is said that seeing it causes death.
Rare white rhinos; Ngamba Chimpanzee Island Sanctuary; gorillas in Bwindi Impenetrable Forest.
Stephen Fry and Mark Carwardine join a riverboat search for manatee.
The breeding season brings out wombats' energy, aggression and playfulness.
Near the Snowy Mountains of southeast Australia is Wombat Wood.
March is the breeding month of the Devils and the pregnancy lasts about eighteen days.
A two-year-old Tasmanian Devil named Carlos looks for food and fights for dominance.
Koala behavior changes dramatically during mating season.
Koalas live in isolated forests in east and southeast Australia.
Follow several kangaroo bucks as they struggle to secure their mating rights.
Kangaroo mothers face a daily struggle to keep their young alive.
The kangaroos that populate the woodlands, pastures and forests of Australia cluster together.
Jean meets the inhabitants of the Serengeti.