Devonian Period – fish, lungfish
Coelocanth: a fish from the Devonian period When was the Devonian period? Four hundred and sixteen million years ago, when the Silurian period ended and the Devonian period began, most [...]
Coelocanth: a fish from the Devonian period When was the Devonian period? Four hundred and sixteen million years ago, when the Silurian period ended and the Devonian period began, most [...]
History of fish: it looks like a severed tentacle but it's a lamprey. When did fish evolve? About 510 million years ago, in the Cambrian period, some of the worms [...]