mallard drake

adorable alive anas anatidae animal aviary avifauna beautiful bill bird birding birdwatching camera close colorful conservation curiosity dabbling daylight drake duck ecology endothermic environment expression feather feathers feral fighting fluffy fowl green head homeothermic lake live look male mallard mitigated nature ornithology outdoors park platyrhynchos plumage pond portrait preening quacking sequence swim swimming tachymetabolic tame vertebrate vibrant water waterfowl wet wetlands wild wildlife zoology