Um, with gills. . . ??
Fish breath underwater
they have gills.
I will assume you are not joking. A fish does not hold it's breath it can breathe underwater using its gills.
they have gills
They have gills which enable them to breath underwater.
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Tortoise does not have gills to help it breath underwater.
Seahorses are fish that live underwater and breath with gills, and have fins.
They breathe underwater using gills, like fish do.
True.fish cant breath underwater with lungs.So they use gills to breath underwater.
Cold blooded, uses gills to breath underwater.
yes some do but some dont