FILE - In this June 23, 2011 file photo, a parrot is pictured inside a fly cage at El Yunque National Forest protected habitat in Luquillo, Puerto Rico. On Thursday, Aug. 13, 2015, scientists transported 25 endangered Puerto Rican parrots to one of the U.S. territory's largest forests in a bid to save the island's only remaining native parrot. (AP Photo/Ricardo Arduengo, File)