hummingbird resting on a branch in the rainforest, san gerardo de dota

america birds birdwatching branch central conservation costa cuvierii dota environment fauna forest gerardo gerarto humming hummingbird iridescence lot monteverde mountain mountains ornithologist ornithology outdoor perching phaeochroa plumage possible rainforest resting rica san scalybreasted see small talamanca tropical tropics valley where wild wildlife