Animals appear to have stretched their natural gifts to the limits, including giraffes and chameleons.
Nature can baffle us so much we don’t believe what we see. In these two stories David Attenborough discovers the curiosities that have led to accusations of forgery and have ultimately helped us rethink evolution.
Aging and eternal youth seem to fascinate us. In this episode, David Attenborough encounters two examples where curious bodies and extreme lifestyles may unlock the secrets of the ageing process and longevity. For both of these animals wrinkly skins are not a sign of age, they help them survive!
David Attenborough looks at the tusk of the narwhal and the spiral shells found on snails and ammonites.
Beautifully patterned or brightly colored animals attract the attention of collectors.
Female Komodo dragons can reproduce without contact with a male; female aphids can clone themselves to produce copies.
David Attenborough
Host
Hilary Jeffkins
Director
Stephen Dunleavy
Producer
Catherine Catton
