Animals, Birds, A female Rufous-tailed Hummingbird, Amazilia tzacatl, sits on her nest in Tortuguero National Park in Costa Rica.

Animals, Birds, A female Rufous-tailed Hummingbird, Amazilia tzacatl, feeds one of her babies in her nest in Tortuguero National Park in Costa Rica.

Animals, Birds, A female Rufous-tailed Hummingbird, Amazilia tzacatl, on her nest in Tortuguero National Park in Costa Rica.

Animals, Birds, A female White-bellied Mountain-gem Hummingbird, Lampornis hemileucus, perches in a thicket of Porterweed in the cloud forest of Costa Rica.

Animals, Bird, Hummingbird, A male Violet Sabrewing Hummingbird, Campylopterus hemileucurus, photographed with a combination of ambient light and high-speed flash to freeze most of the motion but to a...

Animals, Bird, Hummingbird, A male Violet Sabrewing Hummingbird, Campylopterus hemileucurus, photographed with a combination of ambient light and high-speed flash to freeze most of the motion but to a...