Life on Earth
Grande-Bretagne,
1979, 55 min
Résumés(1)
Fish occur in populations of billions and there are over 30,000 species, more than in any other group of backboned animals. The development of the backbone was a crucial advance in evolution – and it probably came from a most unlikely source, a little jelly-like creature called a sea squirt. (BBC)
Acteurs·trices
David Attenborough (guide)
Grande-Bretagne