May 6 (UPI) --Residents on the Texas coast are being asked to keep a lookout for mysterious orange-painted blocks after wildlife researchers revealed their purpose -- researching turtles.

a green sea turtle, a mottled orange-brown loggerhead and a brownish-yellow hawksbill. The Kemp’s ridley, leatherback and hawksbill all have been labeled as endangered by the U.S. government ...