Two great white pelican, pelecanus onocrotalus playing on the shore, preening and grooming in the tranquil afternoon at Singapore river wonders, safari zoo, mandai reserve, close up shot

pelecanus pelican avian waterbird preen zoo wildlife bird conservation plumage beak pelecanidae habitat singapore fauna ornithology animal nature mandai seabird birdwatching environment pond freshwater flap natural onocrotalus white reserve wing crispus attraction eastern park sanctuary flight feather lake rosy fly safari wild river forest great water sea bill wonder