Each animal possesses a characteristic that makes it difficult to confuse in nature.
It is thought that the age of turtles can be determined by studying growth rings in the shell, but in fact, this is difficult unless it is known when they hatch the eggs.
Sea cucumbers throw out the body parts, Galapagos turtles may not eat for a year ... are unbelievable discoveries about the ability of animals.
Yale scientists report that the genetic traces of extinct Galapagos turtles still exist in descendants that now live in the wild.