shag diving on the rover water. dark bird great cormorant, phalacrocorax carbo, head in the water surface. corcovado, costa rica.

adult alone america animal avian background beak bird black blue brown carbo coast cormorant europe fauna feather great green indian lake large life migratory nature neck one outdoor park pelecaniformes phalacrocoracidae phalacrocorax plumage pond river sea seabird shag sitting sky spreading sunny water waterfowl wild wildlife wing wood