Sea turtle, chelonioidae, part of the dermochelyidae family.
Sea turtles are endangered, they have a population of 6.5 million.
They have a lifespan of 50 to 100 years.
Sea turtles live in almost every ocean basin, nesting on tropical and subtropical beaches.
Their structural adaptation allows them to swim,
and the shell ncessary for retractile extremities can impede rapid swimming.
Sea turtles are omnivores, they eat seagrasses, algae, squid,
shrimp, crabs, jellyfish, cuttlefish, and sea cucumbers.