Synopsis
From a basic fourfold pattern, a stunning variety of life was free to evolve.
Similar broadcast resources

Yunnan snubnosed monkey | Wild China
High in the mountains of China lives the yunnan snub-nosed monkey.

How fossils and living animals provide links between animal groups | Charles Darwin and the Tree of Life
Passionate Darwinian David Attenborough looks at the evidence for evolution provided by fossils and living species which show the links between different animal groups.