Previously, scientists thought that sea snakes were able to drink seawater, but recent research has shown that they need to access freshwater. A new study shows that sea snakes obtain freshwater from “lenses” that form on the surface of the ocean during heavy rain.

See the source article by following the link below:
Previously, scientists thought that sea snakes were able to drink seawater, but recent research has shown that they need to access freshwater. A new study shows that sea snakes obtain freshwater from “lenses” that form on the surface of the ocean during heavy rain.