Eli5 do ocean animals like fish or sea turtles need to drink water? If so how do they do it?

Question

Eli5 do ocean animals like fish or sea turtles need to drink water? If so how do they do it?

In: 2733

Answer 1

Sea snakes don’t have the salt excretion abilities of turtles or fish, so they wait for rainfall and drink the freshwater that collects on the ocean’s surface.