The Feathering Nest: Meet four birds that go to exceptional lengths to find mates and raise their chicks. Wherever they live, these winged warriors have got their work cut out. (S1, ep 4) [S]
Aerial Hunters: Australia's birds of prey are some of the country's fiercest predators. Armed with an arsenal of weapons, they are specialised and powerful killers. (S1, ep 3) [S]
The Little Penguin: Follow the lives of flightless, flippered friends Harry and Sally - two little penguins with an eventful family life. (S1, ep 1) [S]