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No, mammals don't have gills, and can't breathe under water. Mammals have lungs, breathe air and have to hold their breath when diving.

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Do mammals have gills and can mammals breathe under water?

mammals cant breathe underwater only some of them like a beaver and the family...


Why can't dolphins breathe underwater?

dolphins are mammals, not fish. They have lungs, not gills, and breathe air.


How do fish breathe underwater?

Fish breathe underwater using their gills. As water passes over their gills, oxygen is absorbed from the water and carbon dioxide is released. This process allows fish to extract oxygen from the water and breathe efficiently.


Are lions mammals or amphibians?

They are mammals. Amphibians are cold-blooded animals that can breathe through gills underwater as well as using lungs on land. Lions are warm-blooded and cannot breathe underwater.


Why don't whales have gills for breathing underwater?

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.


What organisms use gills to breathe?

Fish use gills to breathe underwater.


What has lungs to breathe and gills to breathe underwater?

A salamander has both lungs and gills to breathe underwater. I found a good site if you want to read more about them.


Do octopuses have gills for breathing underwater?

Yes, octopuses have gills that allow them to breathe underwater.


Do Some mammals have gills and can breathe under water?

No, no mammals don't have gills, and can't breathe under water. Mammals have lungs, breathe air and have to hold their breath when diving.


What do most underwater animals breathe with?

gills


Why don't dolphins have gills?

Dolphins are mammals, not fish. And mammals breathe with lungs, not gills.


Why can fish only breathe underwater?

Because they breathe through their gills.