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Conquest of the Waters
Episode 5 of 13
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.
Last on
Sat 18 Jan 2014
09:10
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The toothy jaws that led to the rise of the shark
Duration: 03:34
Credits
| Role | Contributor |
|---|---|
| Presenter | David Attenborough |
| Producer | Richard Brock |
Broadcasts
- Tue 13 Feb 1979 20:10成人快手 Two except East, South East & Yorkshire
- Sun 18 Feb 1979 19:10成人快手 Two except East, South East & Yorkshire
Tue 1 Apr 1980 19:35- Wed 2 Dec 1981 18:35成人快手 Two except East, South East & Yorkshire
- Mon 29 Sep 1986 19:35
- Sun 7 Jun 1992 19:15成人快手 Two except East, South East & Yorkshire
- Fri 1 Feb 2013 16:15成人快手 Two Northern Ireland, Wales, Scotland & England only
- Sat 18 Jan 2014 09:10成人快手 Two HD, Wales, England, Northern Ireland & Scotland only
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