Fossil mystery solved: Super-long-necked reptiles lived in the ocean, not on land By CT scanning crushed fossilized skulls and digitally reassembling them, and by examining the fossils' growth rings, scientists were able to describe a new species of prehistoric sea creature. Tanystropheus hydroides, named after mythology's hydra, was a twenty-foot-long animal with a ten-foot-long neck.
https://www.sciencedaily.com/r....eleases/2020/08/2008