black guan, chamaepetes unicolor, portrait of dark tropical bird with blue bill and red eyes. animal in the mountain tropical fore

america animal aves avian beak big bird birding black costa cracidae creature eco ecology environment eye fauna feathers flowers forest fronted galliformes goofy green guan habitat head homeothermic iguazu large mexican mexico nature nobody orange ornithology park portrait rain reserve rica single species vertebrate weird wild wildlife wood zoology