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Trident Sharks
Sharks
| Question | Answer |
|---|---|
| tiny tooth-shaped scales that cover shark's body | dermal denticles |
| having a dark dorsal side and a lighter colored underside | counter shading |
| a row of sensors which detect vibrations | lateral line |
| material that makes up a shark's skeleton | cartilage |
| an animal that eats meat | carnivore |
| an ancient shark that lived between 5 and 1.6 million years ago | megalodon |
| a tooth with a jagged edge | serrated tooth |
| fin used for balance | dorsal |
| fins that provide lift | pectoral |
| sensory projections near the nostrils of some sharks (nurse sharks) that taste and feel | barbels |
| respiratory organs that fish use to absorb oxygen from the water in order to breathe | gills |
| the tip of a shark's head | snout |
| a newly born or hatched shark | pup |
| two finger-like projections near pelvic fin of make sharks used for mating | claspers |
| pores scattered about the head of sharks that are filled with a jellylike substance that helps to sense electrical impulses | ampullae of Lorenzini |