Although long extinct, in rare cases, it can be genetically resurrected from fossils.
An ancient POKéMON that was recovered from a fossil. It swims by cleverly twisting its 10 tentacles about.
Revived from an ancient fossil, this POKéMON uses air stored in its shell to sink and rise in water.
This POKéMON from ancient times is said to have navi gated the sea by adeptly twisting its 10 tentacles.
In prehistoric times, it swam on the sea floor, eating plankton. Its fossils are sometimes found.
— Pokédex entries (via PokeAPI)