Black-necked Grebe, Podiceps nigricollis, Thailand

blacknecked grebe eared grebe grebe family grebe grebes in thailand breeding plumage podiceps nigricollis nonbreeding plumage waterbirds nonbreeding podiceps bird floating foraging podicipedidae coloured plumage migratory migratory birds plumage wildlife subspecies conservation migration freshwater 4k wildlife wild birds birds of thailand birds migration season migrating birds wetland feathers marshland podicipediformes habitat tropical birds lake 4k birds water 4k footage swamp californicus 4k resolution nature bueng boraphet nakhon sawan thailand lakes in thailand swamps in thailand foliage gleaning