Sea Turtles av James R. (Drexel University) Spotila

319,-

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<p>Winner, Professional and Scholarly Publishing Awards in Biological Sciences Winner, National Outdoor Book Award, Nature and the Environment Outstanding Academic Title, <i>Choice Magazine</i></p><p>For more than a hundred million years, sea turtles have been swimming in the world''s oceans. These magnificent, long-lived creatures spend their lives in the water, coming ashore to lay their eggs. Upon hatching, the baby turtles leave the nest and enter a dangerous world of storms and predators. The females will return to the same beach to lay their own eggs when they reach maturity a decade later. Today, there are seven species of sea turtle: the grass¿eating green turtle; the sea sponge¿eating hawksbill; the olive ridley; the Kemp''s ridley, which is the smallest species; the loggerhead; the flatback of Australia; and the giant leatherback. Having escaped the mass extinction that wiped out the dinosaurs, these ancient reptiles today face new dangers that threaten their survival: pollut