Loggerhead sea turtles are long-lived and could live 70 to 80 years or more. Female loggerheads reach maturity at about 35 years of age.

How old is the oldest loggerhead sea turtle?

That year a paper was published following new research into the fossil, which revealed that Desmatochelys padilli is over 120 million years old, making it the oldest sea turtle in the world.

How old is the oldest leatherback sea turtle?

A leatherback sea turtle that washed up on a beach in Wales in the UK in 1988 was the largest sea turtle ever recorded at a massive 2,019 pounds and was estimated to be around 100 years old.