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sea-turtle
Loggerhead Marinelife Center's Coastal Classroom
Species Spotlight: Leatherback Quiz
sea-turtle
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    Key Vocabulary

    Review the key terms below in order to answer the quiz questions and unlock some of our favorite hawksbill photos!

    Carapace - a bony or chitinous shield, test, or shell covering some or all of the dorsal part of an animal, as of a turtle

    Ectotherms - an animal that is dependent on external sources of body heat.

    Endotherms - an animal that is dependent on or capable of the internal generation of heat; a warm-blooded animal.

    Esophageal Papillae - keratinized projections that point inward towards the stomach

    Keratin - a fibrous protein forming the main structural constituent of hair, feathers, hoofs, claws, horns, etc.

    Medusavore - a type of carnivore that eats only gelatinous zooplankton (jellies, sales, tunicates).

    Rhamphotheca - keratinous beaks of the upper and lower jaws in turtles and birds.

    Scute - a dermal bony plate, as on an armadillo, or a large horny plate, as on a turtle

    Species - a class of individuals having common attributes and designated by a common name

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    Its shell is composed of a layer of thin, tough, rubbery skin that is strengthened by tiny bone plates which makes their shell look "leathery". Photo credit: Loggerhead Marinelife Center
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    Image: Brian Skerry
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    Leatherbacks dive just under a mile deep in search for jellies, use their fang-like rhamphotheca (beaks) to catch them, and mouth & esophageal papillae to hold onto prey while expelling salt. Photo credit: PRYF Livejournal
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    Leatherbacks have dark skin, with white blotches, 5 dorsal ridges, and scaleless bodies. These characteristics help us tell them apart from other species of sea turtles. Photo credit: Loggerhead Marinelife Center
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    Leatherbacks are able to keep their core temperature as much as 32 degrees F warmer than the water around them through counter-current heat exchange in their extremities. This allows them to withstand the near-freezing waters they explore. Photo Credit: Alan C. Egan
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    Thank you for taking our quiz!
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