Animals, Birds, A Black-bellied Hummingbird, Euperusa nigriventris, warns off a Coppery-headed Emerald Hummingbird, Elvira cupreiceps, attempting to feed on a hairy heliconia flower, Heliconia velleri...

Animals, Birds, Black-bellied Hummingbird, Euperusa nigriventris, and a Coppery-headed Emerald Hummingbird, - Elvira cupreiceps compete for feeding space on a Costus flower in Costa Rica.

Animals, Birds, A Black-bellied Hummingbird and a Coppery-headed Emerald Hummingbird face off in competition for a feeding site on a Costus flower in Costa Rica.