Effects of Gulf oil spill on wildlife (27 images)

Soaked in oil, browns await cleaning at a rescue center set up by the International Bird Rescue Research Center in Buras, Louisiana, June 7, 2010. The birds, covered in crude from from the Deepwater Horizon accident, were cleaned and will be released. Oil has been leaking into the Gulf of Mexico for over a month since a massive explosion on the BP oil rig Deepwater Horizon. UPI/A.J. Sisco....

A dolphin is found dead on the shore of Queen Bess Island, Louisiana, May 26, 2010. Crude oil which has been leaking into the Gulf of Mexico for over a month from the sunken BP oil rig Deepwater Horizon has begun to impact many coastal area of the state over the last week. UPI/A.J. Sisco

Soaked in oil, a seabird lies dead in the surf on Elmer's Island, Louisiana, May 21, 2010. Oil began washing up on the beaches and marshes of Southern Louisiana after the explosion of the BP Deepwater Horizon oil rig a month ago. UPI/A.J. Sisco

A pelican wallows in crude oil on Queen Bess Island near Grand Isle, Louisiana, June 5, 2010. Containment devices like the yellow boom behind the pelican have been largely unsuccessful at keeping oil from the massive BP oil spill away from the marsh and wildlife. UPI/A.J. Sisco