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There are seven types of sea turtles of which six are endangered. Sea turtles are some of the oldest creatures on Earth, dating back 220 million years. They can be found in all oceans of the world except for the polar re... More »

www.reference.com Pets & Animals Reptiles Turtles

According to National Geographic, leatherback sea turtles are the largest turtles on Earth, have soft and rubbery shells and thrive in a number of habitats. They live in the frigid waters around Canada and Norway, the te... More »

www.reference.com Pets & Animals Reptiles Turtles

Sea turtles in some form have existed on Earth for as long as 250 million years. Evidence of their existence can be found in fossils from the Jurassic Era. More »

www.reference.com Pets & Animals Reptiles Turtles
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While it's difficult to determine the exact lifespan of a particular species of sea turtle, some sea turtles have been known to live 50 years or more. They have a similar lifespan to humans. More »

www.reference.com Pets & Animals Reptiles Turtles

There are several species of sea turtles, and the diets of these animals vary. Carnivorous sea turtles eat meat, while herbivorous sea turtles are plant eaters. Sea turtles that are omnivores eat both types of foods. More »

www.reference.com Pets & Animals Reptiles Turtles

While adult sea turtles have few natural predators, large sharks, such as the tiger shark, have been known to eat sea turtles. Killer whales have also been known to prey on sea turtles. Baby sea turtles are preyed upon b... More »

www.reference.com Pets & Animals Reptiles Turtles

Green sea turtles are the only sea turtles that are herbivorous in adulthood. Young green sea turtles are mainly carnivorous and eat invertebrates such as sponges, jellyfish and crabs. However, they gradually shift to an... More »

www.reference.com Pets & Animals Reptiles Turtles