In this task, we ask you to elaborate the sentence without changing its general meaning. You can do so by explaining further the input sentence, using more precise wording, adding qualifiers and auxiliary information etc.
Q: There are seven types of sea turtles : Kemp 's Ridley , Flatback , Green , Olive Ridley , Loggerhead , Hawksbill and the leatherback .
A: 
The seven existing species of sea turtles are the green sea turtle , loggerhead sea turtle , Kemp 's ridley sea turtle , olive ridley sea turtle , hawksbill sea turtle , flatback sea turtle , and leatherback sea turtle .