
S01E01 A Winning Design
From the tiniest bat to the massive blue whale, all mammals share the ability to nurture their young on milk and regulate their own temperatures.
A range of adaptations from sucker-feet to gripping tails help the tree dwellers to survive, and in the dark forest super senses come in to play.
David Attenborough presents a nature documentary series looking at why mammals are the most successful creatures on the planet.