When sharks breathe they use gills, but the gills do not take in water the extract a type of oxygen and if the water gets filled with oil or other unnatural substances than the shark will die.
Pollution affects hammerhead sharks in a negative way. Oil spills and fishing nets have greatly affected the sharks, putting them near an endangered species list.
Dolphins breathe with lungs while sharks breathe with gills.
Some sharks, but not all.
No, sharks do not breathe air. They have gills that extract oxygen from the water as it flows over them, allowing them to extract oxygen from the water and breathe efficiently in their underwater habitat.
No, sharks do not have the ability to fart.
Gills
Sharks are fish, and breathe with gills. Dolphins are mammals, breathe with lungs, and can't breathe underwater. They breath at the surface, then hold their breath - which they're really good at - while diving.
They have gills on the side of their head
YesThey do breathe because the shark stays in the water for a long time.
Because the TIGER SHARK is used to eating fish and when it eats plastic bags, cans and so on it does harm to there bodies. With oil spills Tiger sharks can get stuck in the middle of them and will eventually die! that is what effects the sharks with pollution! :)
Sharks have gills on the side of there neck to filter oxygen from the water :]
Sharks are fish and breathe through their gills.