A hummingbird approaches a red glass garden hummingbird feeder

rubythroated hummingbirds hummingbird eating annas hummingbird humming bird garden feeder birdwatching smallest birds hovering trochilidae midair beak feeder birds hover takeoff ornithology nectar wildlife migratory red glass nectarivores aerodynamic sugar water hovers high speed wings environment tiny eating nature wing magnificent magenta approaches iridescent exotic bill broadtailed arizona feathers garden metabolism colorful archilochu pink green