[Question] :

4. What body strucurs of some marine mammals used weathing in the water

surface and in adapting to equatio habitat?

[Answer] :

• Common oceanic animal adaptations include gills, special breathing organs used by some oceanic animals like fish and crabs; blowholes, an opening on the top of the head that's used for breathing; fins, flat, wing-like structures on a fish that help it move through the water; and streamlined bodies.

• Gills take oxygen out of the water so that the fish can "breathe" underwater. ...

• Most fish have a streamlined shape as well as a tail and fins to help them move easily and quickly through the water.