Sea turtles can hold their breath for up to seven hours underwater, depending on circumstances. A sea turtle's level of activity while underwater determines the length of time he can hold his breath. More »

The length of a time that a turtle can hold its breath underwater depends on the type of turtle and its current level of physical activity. During periods of activity, pet turtles can generally hold their breath for a fe... More »

Although the amount of time that a whale can hold its breath varies by species, the beaked whale can hold its breath for up to 2 hours. The sperm whale can hold its breath for up to 90 minutes. More »

Sea turtles can swim at speeds of up to 15 miles per hour. However, they have been known to swim even faster in short bursts or when trying to elude a predator. More »

Sea turtles are a species of reptile, meaning they are cold-blooded, have scales, lay eggs, have a heart with three or four chambers and breathe through lungs. There are seven species of sea turtle: the hawksbill, flatba... More » Pets & Animals Reptiles Turtles

The average life span of green sea turtles in the wild is more than 80 years. It takes anywhere from 20 to 50 years for the marine animals to reach sexual maturity. More » Pets & Animals Reptiles Turtles

As of 2015, the Kemp's ridley sea turtle is the most endangered with only around 1,000 nesting females left. Accurate population data does not exist for loggerheads, hawkbills, flatbacks, olive ridleys, green sea turtles... More »