Sharks have been living in the oceans for 350 million years. They are incredibly sensitive to sounds, scents, and vibrations making them efficient hunters. Sharks help to maintain the balance in fish species–without sharks many fish become scarce because they are eaten by fish that sharks usually feed on.
Sharks have been living in the oceans for 350 million years. They are incredibly sensitive to sounds, scents, and vibrations making them efficient hunters. Sharks help to maintain the balance in fish species–without sharks many fish become scarce because they are eaten by fish that sharks usually feed on.