Every year scientists from around the world come here to the Charles Darwin Research Station in the Galapagos Islands to test the theory of evolution by natural selection."
(Every year scientists from around the world; come; here; to test the theory of evolution by natural selection) (Every year scientists from around the world; to test; the theory of evolution)
Every year scientists from around the world Every year scientists from around the world
come to test
here to test the theory of evolution by natural selection
the theory of evolution