white beijing duck is swimming on the surface of pond in the park. duck is eating bread, somebody threw for it to water. this is

animal avian background beak beautiful bird blue bread city colorful drake droppings duck duckweed dung environment fauna feather feed food greenhead grey lake mallard manure meal native nature orange ornithology park photography photographywater plumage pond reflection rest river species spring summer sunlight swim tail waterbird waterfowl white wildlife wood