The size of fish is decreasing rapidly all over the world. Actually, due to global warming, the ocean is getting warmer, along with this the size of fish is also decreasing all over the world. Today we will tell what scientists have revealed about fishes. The size of fishes is getting smaller Scientists Told that due to smaller size of fishes, gills i.e. respiratory glands are getting smaller. Because of this the fishes are not able to take much oxygen. This theory is called Gill Oxygen Limitation Theory. According to this,…
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