Tail , fins and body.
they swim,and they were called dogfish because they hunted in packs.
You do not swim with a broken clavicle. You use your hands, legs and body movement. Under no circumstances should you use a broken clavicle or an intact one, yours or anyone else's to swim.
what body part does a cricket use to chirp.
Their is no such thing as a dogfish and they cant FLY because they are not real.
They use their fins to power through the water
body
They swim by using their flippers. They swim like how a bird flys but underwater
They use their legs to swim.
mouth or gills
NO "part" you use a bat ...
seahorses use their tail and fins to swim.