WILDLIFE: Phoenix Zoo becomes dumping ground for pet turtles Published: Tuesday, May 20, 2014 Residents are illegally dumping unwanted pet turtles at the Phoenix Zoo, jeopardizing native turtle species, the zoo said. Please subscribe to Greenwire to read the full story. Username: Password: Forgot your access codes? Recover them. Not a subscriber? Sign up for a trial. Ready to subscribe? Click here.