How did sea snakes evolve to live underwater and land?

They didn't, I think banded kraits are the only snakes that do both. Although Rattlesnakes have been known to swim at the surface to reach other land. Just watch Austin Stevens Snakemaster: Monster Rattlers for that bit. read more

They didn't, I think banded kraits are the only snakes that do both. Although Rattlesnakes have been known to swim at the surface to reach other land. Just watch Austin Stevens Snakemaster: Monster Rattlers for that bit. read more

Rasmussen believes that some of the few genes that vary between the four sea snake species are so-called regulatory genes, which determine what the other genes should do. The sea snake with the large head is born with a small head, which grows bigger the older it gets. read more