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Film summary
Over millions of years, fish species evolved to leave water and survive on land, producing the characteristics shared by all amphibians.Key facts
- The coelacanth is a lobe-finned fish that evolved 400 million years ago.
- The coelacanth's fins are strong, long and move like legs.
- Two key adaptations enabled early fish to live on land: limbs and the ability to breathe air.
- 360 million years ago, lobe-finned fish developed four distinct limbs to become tetrapods – the first amphibians.
Transcript
This is a coelacanth.
It's an extremely rare fish, and a living fossil.
Directly descended from fish that lived 400 million years ago.
Coelacanth:
Evolved 400 million years ago
Early Devonian Period
Lobe-finned fish species
A lobe-finned fish – it's one of the group that gave rise to amphibians. The first vertebrates on land.
For fish to ...
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