Ruby throated hummingbird in flight (female)
large size photo
Ruby-throated Hummingbirds expend a great deal of energy during flight, so they need to feed almost constantly, each day consuming up to half their weight in sugar
more info of this hummingbird .
https://www.nwf.org/en/Educational-Resources/Wildlife-Guide/Birds/Ruby-Throated-Hummingbird