Dolphins Research

Post on 13-Jan-2015

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adaptations, habitat, related animals Dolphins 3rd Period

Transcript of Dolphins Research

DolphinsDolphins

By Jordan Adams, Michael By Jordan Adams, Michael Thibodeaux, Joseph Rosas Thibodeaux, Joseph Rosas

AppearanceAppearance

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

EyesEyes

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

Lifetime Lifetime

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

FoodFood

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

Relative DifferenceRelative Difference

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

AdaptationsAdaptations

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

Dolphin predator or Dolphin predator or preyprey Dolphins are both predator and Dolphins are both predator and

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

Dolphin’s habitatsDolphin’s habitats

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

ClassificationClassification

• Kingdom : Animalia

• Phylum : Chordata

• Class: Mammalia

• Order: Cetacea

• Family: Delphinidae

• Genus: Delphinus

• Species: Dephinius Delphis

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

ProtectiveProtective

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