They use their gils to breat under their and their pointy teeth to kill any animals that might kill it!!!!!
sharks cant see underwter however, sharks use this kind of sound wave to see just like bats. they have to be able to see under water.
By Carbon; The reason we use Canister Tanks underwater.
Open his mouth. Look in. Story tells itself.
Kinda-sorta. Sharks are fish, they use gills to get oxygen from the water. So it's a kind of breathing even if there are no lungs involved.
To take a dump in
they swim and live under the water they use their gills to breath in and fins to swim and skills use to defense themselves from dangers in sharks etc...
Tiger Sharks use their teeth for one defense use
Gills on a shark help it take oxygen out of the water.
You should use water, you need it to survive. Just don't waste it.
Yes. Humans everywhere on earth use water. We need it to survive.
What all people need to survive: air, food, and water.
They use their gills to extract the oxygen from the water flowing over them