dolphins research

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Post on 13-Jan-2015

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adaptations, habitat, related animals Dolphins 3rd Period

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  • 1. Dolphins By Jordan Adams, Michael Thibodeaux, Joseph Rosas

2. Appearance

  • Dolphins have grayish rubbery skin. Because they are mammals they have blowholes on the top of their heads.

3. Eyes

  • Dolphins have jelly-like substance in the eyes that keep salt from irritating their eyes as they swim underwater.

4. Lifetime

  • Male Dolphins live up to 30 years unlike a female that lives up to 40 years.

5. Food

  • A dolphins diet is eating fish, squid, crab, lobsters also.

6. Relative Difference

  • Dolphins have round cone- shaped teeth and porpoise have flat , triangular teeth. They both eat fish.

7. Adaptations

  • They have a blow hole. The blow hole is the size of a quarter on the back of its head.

8. Dolphin predator or prey

  • Dolphins are both predator and prey. Dolphins eat small fish and crabs , but sharks are usually the predators of Dolphins.

9. Dolphins habitats

  • Dolphins mostly live in the Atlantic ocean and on the coasts of the United States, South America, and Europe.

10. Classification

  • Kingdom : Animalia
  • Phylum : Chordata
  • Class: Mammalia
  • Order: Cetacea
  • Family: Delphinidae
  • Genus: Delphinus
  • Species: Dephinius Delphis

11. Relatives

  • Dolphins have close relatives. Whales and Porpoises are Dolphins relatives. Dolphins, Whales, and Porpoises have close appearances with each other. They all have dorsal fins and they all share the same class.

12. Protective

  • Dolphin mothers are devoted to their young. The mother keeps them close at all times. If the baby strays too often, its mother will trap it between her flippers or hold it underwater to keep it from breathing air on the surface.