Leatherbacks can make their own body heat. They also spend .1% of the day resting. They swim pretty much all day and night. It is important for the leatherback turtles to be alive because they keep the jellyfish population in order.
They normally feed at night when the tides are higher and the jellyfish are closer to the shore which makes for an easier catch.
They are found in the Atlantic and pacific oceans. Very few beaches are