Episode 1
Fur seals and flightless barnacle goose chicks fight to survive the challenges of infancy.
Episode 2
The moment when all animals must strike out on their own in search of independence.
Episode 3
Animals must find homes that provide shelter from the elements and a refuge from enemies.
Episode 4
To gain power an animal must find a way to rise through the ranks of its society.
Episode 5
David Attenborough explores the courtship displays of flame bowerbirds and pufferfish.
Episode 6
In this episode, animals attempt to rear their offspring.
Episode 7