green-backed heron or little heron on a lake

animal animalia ardeidae aves barbes barbule beak biology bird birdie black butorides calamus chickadee chordata coating covert creature creek crest critter crown drooping fauna feather feathering flier fly greenbacked heron heterotrophic individual indumentum integument little metazoa metazoan migratory multicellular natural nature non nonhuman organism pelecaniformes plumage plume pluricellular poke rachis shite shitpoke small socozinho specie specimen squat striata tegument the vertebrata wight wild wildlife wing zoological zoology