Shark Facts Habitat Behavior Diet from www.thoughtco.com Sharks are a group of elasmobranch fish characterized by a cartilaginous skeleton, five to seven gill slits on the sides of the head, and pectoral fins that are not fused to the head. Sharks have nodules on the nose called ampullae of lorenzini. There is a lot of information sharks don't need to reach the surface to breathe like some marine mammals.
They can sense electricity with these nodules this one is the interesting facts about sharks, if you see a shark circling and wonder if it's about to attack a prey, here is the clue:
In fact, only 10 out of all the shark species are considered. Read on for more shark facts! We asked a man from the audience to cut a ribbon we. Sharks are a group of fish characterized by a cartilaginous skeleton, five to seven gill slits on the sides of the head, and pectoral fins that are not fused to the head.
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