Rufous hummingbird (Selasphorus rufus), near Nanaimo, British Columbia, Canada, North America

Rufous-tailed hummingbird (Amazilia tzacatl) on branch, Sarapiqui, Costa Rica, Central America

Rufous-tailed hummingbird (Amazilia tzacatl) on branch, Sarapiqui, Costa Rica, Central America

Rufous-breasted Hermit (Glaucis hirsutus), a type of hummingbird, in flight, Manu National Park, Peruvian Amazon Cloud Forest, Peru, South America

Rufous-tailed Hummingbird, Lowland rainforest, Sarapiqui, Costa Rica, Central America

Rufous-tailed Hummingbird, Lowland rainforest, Sarapiqui, Costa Rica, Central America

Female rufous hummingbird (Selasphorus rufus) perched, Routt National Forest, Colorado, United States of America, North America

Rufous hummingbird (Selasphorus rufus), near Nanaimo, British Columbia, Canada, North America

Rufous hummingbird (Selasphorus rufus), near Saanich, British Columbia, Canada, North America

Rufous hummingbird (Selasphorus rufus), near Saanich, British Columbia, Canada, North America

Rufous-tailed hummingbird (Amazilia tzacatl) opening wings, Costa Rica, Central America

Breeding rufous tailed hummingbird in its nest, La Fortuna, Costa Rica, Central America, America

Rufous hummingbird (Selasphorus rufus), adult, male, perch, Sonoran Desert, Arizona, North America, USA, North America

Rufous hummingbird (Selasphorus rufus), adult, male, perch, Sonoran Desert, Arizona, North America, USA, North America

Rufous hummingbird (Selasphorus rufus), adult, male, perch, Sonoran Desert, Arizona, North America, USA, North America

Rufous hummingbird (Selasphorus rufus), adult, male, flying, foraging, Sonoran Desert, Arizona, North America, USA, North America

Rufous Hummingbird (Selasphorus rufus), immature in flight feeding on columbine, Paradise, Chiricahua Mountains, Arizona, USA

Rufous-tailed hummingbird (Amazilia tzacatl) on scarlet lobster-claw (Heliconia bihai), Sarapiqui area, Costa Rica, Central America

Rufous Hummingbird (Selasphorus Rufus) Perched On A Rope, Pelican, Alaska, United States Of America

Rufous Hummingbird (Selasphorus Rufus), Lumby, British Columbia, Canada

Researcher catching Rufous-tailed Hummingbird (Amazilia Tzacatl) in a net set up for pollination study, rainforest at "La Selva" research station in Puerto Viejo de Sarapiqui, Costa Rica

Researchers picking up pollen with a brush from the beak of a Rufous-tailed hummingbird as part of a pollination study, rainforest at the "La Selva" research station in Puerto Viejo de Sarapiqui , Costa Rica

Rufous-tailed Hummingbird (Amazilia tzacatl) in a net set up by a researcher as part of a pollination study, rainforest at the "La Selva" research station in Puerto Viejo de Sarapiqui, Costa Rica

Researcher measuring the beak of a Rufous-tailed hummingbird as part of a pollination study, rainforest at the "La Selva" research station in Puerto Viejo de Sarapiqui, Costa Rica

Researchers picking up pollen using tape on the beak of a Rufous-tailed hummingbird as part of a pollination study, rainforest at the "La Selva" research station in Puerto Viejo de Sarapiqui, Costa Rica