hummingbirds at bird feeders in monteverde, costa rica

beak bird birding birdwatching calolaemus color colorful copperyheaded cupreiceps emerald feathers flight fly flying green hovering hummingbird hummingbirds lampornis microchera mountaingem nature nectar ornithology purple purplethroated red rufous sabrewing scintilla scintillant selasphorus small tropical violet wildlife wing wings