two layers of gills on each side
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A fish has nine layers of gills and the gills are also jagged ! But......do u all know why ???
A fish typically has two gills, one on each side of its head. These gills are responsible for extracting oxygen from water that the fish swims through, allowing it to breathe.
Tiger sharks have they have 5 gills
There are two gills located on each side of a perch. The Opercula is the covering that protect the gills.
depends on how big the fish is
Clown fish have two gills, one on each side of their body, that are responsible for extracting oxygen from water and removing carbon dioxide. These gills help them breathe effectively in their underwater environment.
A squid has a total of 4 gills, 2 on each side.
Killer whales are mammals and have two internal lungs. They are not fish, and therefore have no gills.
Fish breathe with gills. By the way, whales do not. They breathe air, because they are mammals.
Ahh.....yeah pretty much they do have gills.
Fish remove oxygen from water with specialized respiratory organs called gills. Fish gills are made up of many folds of tissue and are filled with blood.When a fish swims, it takes water in through its mouth and then pushes the water back over its gills. In the gills, oxygen dissolved in the water moves into the fish's blood. Answers taken from 6th grade science book.