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Dolphin nutrition Digestive, respiratory, circulatory & urinary systems

Dolphin nutrition

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Page 1: Dolphin nutrition

Dolphin nutrition

Digestive,respiratory,

circulatory &urinary systems

Page 2: Dolphin nutrition
Page 3: Dolphin nutrition

Digestive System

Carnivorous.Swallows food whole, don’t chew their food. 3 chambered stomach, multiple compartments like cows or horses.

Page 4: Dolphin nutrition

Respiration

Need air to survive, have to rise to the surface frequently to breathe. Lungs similar to other mammals, however, dolphin lungs contain a lot more air cells. Dolphins breathe through the blowhole, on the top on its head. Communicate with whistle-like sounds, produced by vibrating connective tissue, similar to vocal cords.The clicking sounds act as a sonar.

Page 5: Dolphin nutrition

Circulatory Warm blooded, closed circulatory system containing arteries, vein's, blood vessels, and capillaries.Higher metabolic rate, they need to keep warm. Beats range from 70 – 100 per minute, while as they are underwater they range from 30 – 40 beats a minute.Thermoregulation, 96.8°–98.6°F (36°-37°C).

Page 6: Dolphin nutrition

Urinary system

Consists of paired kidneys, ureters, a urinary bladder, and urethra, like other mammals. Well-adapted kidneys, reticulated.Excrete waste every 15 minutes.Way to get rid of the salts (they can drink fresh water).