Animals, Birds, A female Green-crowned Brilliant Hummingbird, Heliodoxa jacula, protects her feeding spot from another female in Costa Rica.

Animals, Birds, A female Green-crowned Brilliant Hummingbird, Heliodoxa jacula, approaches a yellow Costus flower to feed in Costa Rica.

Animals, Birds, A female Green-crowned Brilliant Hummingbird, Heliodoxa jacula, approaches a yellow Costus flower to feed in Costa Rica.

Animals, Birds, Territorial competition between a male Magnificent Hummingbird, Eugenes fulgens, at right, and a female Green-crowned Brilliant Hummingbird, Heliodoxa jacula, perched on a yellow Costu...

Animals, Birds, A female Green-crowned Brilliant Hummingbird, Heliodoxa jacula, perches on a yellow Costus flower while feeding. A female Purple-throated Mountain-gem Hummingbird, Lamporis calolaemus,...