scopus umbretta, hamerkop or hammerhead,african wading bird

background nature hamerkop brown bird wildlife beak ornithology avian africa habitat wild hammerhead scopus fauna plumage safari uganda standing umbretta outdoors hammerkop wetlands predator natural pond waterbird wader crest lore shallow water noisy wading national birdwatching compulsive builder mud flats aquatic invertebrates wilderness domed nest travel maniara legend mystik african typical wetland habitat tanzania maniara background watching concept