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Skin! Skin! Skin!
It keeps the outside out! It keeps your insides in! Skin does other interesting things, too.
Mammals get most of they oxygen they need by breathing. They get get just a little oxygen through their skins. But frogs can get a lot more oxygen through their skin than mammals can. Can you think of why that would be a good idea for frogs?
Find out something else about frog skin by touching the frog with your cursor!
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