no they have blow holes used to breathe by going up to the surface.
Whales breathe with lungs, and fish use gills.
They can't. Dolphins and Whales have lungs, not gills. they have to Surface to Breathe. They hold their breath while diving.
Fish breathe with gills. By the way, whales do not. They breathe air, because they are mammals.
One thing that fish have that whales do not have are gills. Fish need gills to breathe, but whales have a blowhole because they are mammals.
Killer whales - Orcas - yes. Salmon - no. Salmon is a fish, fish use gills.
Fish use gills to breathe underwater.
No, they do not need there gills because they have air tubes which are connected to their lungs.
No,they have a blowhole that breathes AIR not WATER.
No. Just lungs.
all fish have gills. they have gills instead of lungs, so they can breathe under water. Whales and dolphins do not have gills because they are mammals.
Whales are mammals, not fish, so they do not have gills for breathing underwater. Instead, they have lungs and need to come to the surface to breathe air.
All whales are mammals and need to breath air from the surface.