what do humans and animals breathe in
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what do humans and animals breathe in
what do animals and humans breathe out
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animals breathe in oxygen and breathe out
what do humans breathe in
what animals can breathe air and water
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breathing in other animals
animals and their breathing organs
can any animal breathe water and air
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what do humans and animals breathe in, what do animals and humans breathe out, what do animals breathe in and out, animals breathe in oxygen and breathe out, what do humans breathe in, what animals can breathe air and water, do animals breathe oxygen, what animals can breathe through their skin, what organs do mammals use to breathe, breathing in other animals, animals and their breathing organs, can any animal breathe water and air, animals that breathe through lungs, do all mammals breathe air
