Thomas Marent / Sparkling Violet-ear (Colibri coruscans) hummingbird bathing, Bogota, Colombia

Glenn Bartley/ BIA / Green Violet-ear (Colibri thalassinus) hummingbird, Colombia

Glenn Bartley / Green Violet-ear (Colibri thalassinus), Costa Rica

Tui De Roy / Sparkling violetear hummingbird (Colibri coruscans) incubating eggs at nest, Andean cloud forest, Ecuador

Pete Oxford / Sparkling violetear hummingbird (Colibri coruscans) at base of Chimborazo Volcano (Highest mountain in Ecuador), Andes, Ecuador, South America

Stephen Dalton / Sparkling violetear hummingbird (Colibri coruscans) in flight, feeding from flower

Murray Cooper / Sparkling Violet-ear (Colibri coruscans) hummingbird males fighting, Ecuador, digitally manipulated

Stephen Dalton / Green violetear hummingbird (Colibri thalassinus) flying up from bathing in water, controlled conditions

Stephen Dalton / Green violetear / violet-eared hummingbird {Colibri thalassinus} in flight, feeding from flower, from Central America

Stephen Dalton / Sparkling violetear hummingbird {Colibri coruscans} flying to flower, controlled conditions, from South America

Tom Vezo / Green Violet-ear (Colibri thalassinus) hummingbird visiting flower, Costa Rica

Michael & Patricia Fogden / Green Violet-ear (Colibri thalassinus) hummingbird feeding at and pollinating epiphytic Orchid (Elleanthus sp), Costa Rica

Michael & Patricia Fogden / Green Violet-ear (Colibri thalassinus) hummingbird feeding, pollinating epiphytic orchid flower, cloud forest ecosystem, Costa Rica

Michael & Patricia Fogden / Green Violet-ear (Colibri thalassinus) hummingbird feeding and pollinating flowers of epiphytic Heath (Cavendishia capitulata), Monteverde Cloud Forest Reserve, Costa Rica

Michael & Patricia Fogden / Green Violet-ear (Colibri thalassinus) hummingbird feeding at and pollinating flowers of epiphytic Heath (Macleania insignis), Monteverde Cloud Forest Reserve, Costa Rica

Michael & Patricia Fogden / Green Violet-ear (Colibri thalassinus) hummingbird feeding on Heath (Cavendishia complectens) flowers, cloud forest, Costa Rica

John Downer / Sparkling violetear hummingbird {Colibri coruscans} feeding Venezuela

JIM CLARE / Sparkllng violetear hummingbird, (Colibri coruscans). Azuay, Andes, Southern Ecuador.

JIM CLARE / Sparkllng violetear hummingbird, (Colibri coruscans), Azuay, Andes, Southern Ecuador.

JIM CLARE / Sparkllng violetear hummingbird, (Colibri coruscans), displaying, Azuay, Andes, Southern Ecuador.

JIM CLARE / Sparkllng violetear hummingbird, (Colibri coruscans), displaying, Azuay, Andes, Southern Ecuador.

Oscar Dewhurst / Sparkling violetear (Colibri coruscans) perched. Cusco, Peru. February. Cropped

David Pattyn / Sparkling Violet-ear (Colibri coruscans) hummingbird in flight, Mindo cloud forest ecosystem, Ecuador, July

David Pattyn / Brown violetear hummingbird (Colibri delphinae) adult male, Mindo cloud forest area, Ecuador, July

Paul Hobson / Green violetear (Colibri thalassinus) hummingbird nectaring on Fuchsia (Fuchsia sp) flower. Costa Rica.

Thomas Marent / Green Violet-ear (Colibri thalassinus) hummingbird, Rio Blanco Nature Reserve, Colombia

Thomas Marent / Brown Violet-ear (Colibri delphinae) hummingbird, Las Tangaras Bird Reserve, Colombia

Thomas Marent / Green Violet-ear (Colibri thalassinus) hummingbird flying, Chicaque Natural Park, Colombia

Thomas Marent / Green Violet-ear (Colibri thalassinus) hummingbird feeding on flower nectar, Chicaque Natural Park, Colombia

Thomas Marent / Green Violet-ear (Colibri thalassinus) hummingbird flying, Chicaque Natural Park, Colombia

Glenn Bartley/ BIA / Sparkling Violet-ear (Colibri coruscans) hummingbird, Colombia

Oliver Geiseler/ BIA / Sparkling Violet-ear (Colibri coruscans) juvenile, Tandayapa Valley, Ecuador

Murray Cooper / Sparkling Violet-ear (Colibri coruscans) hummingbird flapping, Ecuador

Murray Cooper / Sparkling Violet-ear (Colibri coruscans) hummingbird, Ecuador

Pete Oxford / Sparkling Violet-ear (Colibri coruscans) flying, Mindo Cloud Forest, Ecuador

Nick Garbutt / Sparkling violetear (Colibri coruscans) fighting, at Jardin Encantado (The Enchanted Garden), mid-elevation Andes, outside Bogota, Colombia.

Melvin Grey / Green violet-ear hummingbird (Colibri thalassinus) hummingbird adult male. Sevegre Valley, Costa Rica

Melvin Grey / Brown violetear hummingbird (Colibri delphinae) hummingbird adult male, Milpe, Ecuador.

Melvin Grey / Brown violtear hummingbird (Colibri delphinae) hummingbird adult approaching flower to feed, Umbrellabird Lodge, Ecuador.

Nick Garbutt / Sparkling Violetear (Colibri coruscans) at feeder, Jardin Encantado (The Enchanted Garden), mid-elevation Andes, Bogota, Colombia, South America.

Greg Basco / Brown Violet-ear (Colibri delphinae) hummingbird flying, Costa Rica

Luiz Claudio Marigo / White-vented Violetear (Colibri serrirostris) perched, Vargem Bonita town, near Serra da Canastra National Park, Minas Gerais State, Southeastern Brazil

Glenn Bartley / Sparkling Violet-ear (Colibri coruscans), Manu National Park, Peru

Glenn Bartley / Brown Violet-ear (Colibri delphinae), Ecuador

Glenn Bartley / Brown Violet-ear (Colibri delphinae), Ecuador

Glenn Bartley / Green Violet-ear (Colibri thalassinus), Costa Rica

Glenn Bartley / Sparkling Violet-ear (Colibri coruscans), Ecuador

Glenn Bartley / Brown Violet-ear (Colibri delphinae), Ecuador

Murray Cooper / Sparkling Violet-ear (Colibri coruscans) hummingbird stretching wings, Andes, Ecuador

Mike Potts / White vented violetear (Colibri serrirostris) Santa Terresa, Rio de Janeiro, Brazil

Mike Potts / Sparkling violetear hummingbird (Colibri coruscans) Wild Sumaco, Ecuador.

Hiroya Minakuchi / Green Violet-ear (Colibri thalassinus) hummingbird, Costa Rica

Tui De Roy / Sparkling violetear hummingbird (Colibri coruscans)at rest, Yanacocha Reserve, Jocotoco Foundation, 3,200m altitude on west slope of Pichincha Volcano, Andean cloud forest, Ecuador

Tui De Roy / Sparkling violetear hummingbird (Colibri coruscans)in flight feeding at flowers, Bellavista cloud forest private reserve, 1700m altitude, Tandayapa Valley, Andean cloud forest, Ecuador

Tui De Roy / Sparkling violetear hummingbird (Colibri coruscans)in flight, Bellavista cloud forest private reserve, 1700m altitude, Tandayapa Valley, Andean cloud forest, Ecuador

Tui De Roy / Sparkling violetear hummingbird (Colibri coruscans)in flight, Bellavista cloud forest private reserve, 1700m altitude, Tandayapa Valley, Andean cloud forest, Ecuador

Mike Wilkes / Brown violetear (Colibri delphinae) perched on branch, Mindo, Ecuador

Roland Seitre / Two Green Violet-ear Hummingbirds (Colibri thalassin) perched. Savegre,San Gerardo de Dota, Cerro de la Muerte, Costa Rica.

Roland Seitre / Green Violet-ear Hummingbird (Colibri thalassinus) sitting on nest. Savegre, Cerro de la Muerte, Costa Rica.

Roland Seitre / Brown Violet-ear Hummingbird (Colibri delphinae) portrait. Captive. La Paz Waterfall Gardens, Poas, Costa Rica.

Hiroya Minakuchi / Sparkling Violet-ear (Colibri coruscans) hummingbird, Costa Rica

Steve Gettle / Green Violet-ear (Colibri thalassinus) hummingbird, Costa Rica

Steve Gettle / Green Violet-ear (Colibri thalassinus) hummingbird, Costa Rica

Steve Gettle / Green Violet-ear (Colibri thalassinus) hummingbird, Costa Rica

Steve Gettle / Green Violet-ear (Colibri thalassinus) hummingbird feeding on flower nectar, Costa Rica

Steve Gettle / Green Violet-ear (Colibri thalassinus) hummingbird, Costa Rica

Michael & Patricia Fogden / Green Violet-ear (Colibri thalassinus) hummingbird feeding on nectar of Bromeliad (Pitcairnia commixta) flower in cloud forest, Tandayapa Valley, western slope of Andes, Ecuador

Michael & Patricia Fogden / Sparkling Violet-ear (Colibri coruscans) hummingbird male feeding on nectar of Heath (Cavendishia bracteata) flower in cloud forest, Tandayapa Valley, western slope of Andes, Ecuador

Michael & Patricia Fogden / Sparkling Violet-ear (Colibri coruscans) hummingbird male feeding on nectar of Heath (Cavendishia bracteata) flower in cloud forest, Tandayapa Valley, western slope of Andes, Ecuador

Michael & Patricia Fogden / Sparkling Violet-ear (Colibri coruscans) hummingbird male feeding on nectar of Heath (Cavendishia bracteata) flower in cloud forest, Tandayapa Valley, western slope of Andes, Ecuador

Pete Oxford / Sparkling Violet-ear (Colibri coruscans) hummingbird flying, Ecuador

Murray Cooper / Sparkling Violet-ear (Colibri coruscans) hummingbird feeding on nectar, Andes, Ecuador

Murray Cooper / Brown Violet-ear (Colibri delphinae) hummingbird displaying, Ecuador

Stephen Dalton / Sparkling violetear hummingbird (Colibri coruscans) bathing, controlled conditions

Stephen Dalton / Sparkling violetear hummingbird (Colibri coruscans) perched, controlled conditions

Stephen Dalton / Sparkling violetear hummingbird (Colibri coruscans) hovering at flower, feeding, controlled conditions

Stephen Dalton / Sparkling violetear hummingbird (Colibri coruscans) hovering at flower, feeding, controlled conditions

Stephen Dalton / Sparkling violetear hummingbird (Colibri coruscans) hovering at flower, feeding, controlled conditions

Stephen Dalton / Sparkling violetear hummingbird (Colibri coruscans) perched on twig, wings spread, controlled conditions

Murray Cooper / Sparkling Violet-ear (Colibri coruscans) hummingbird feeding at flower, Ecuador

Murray Cooper / Sparkling Violet-ear (Colibri coruscans) hummingbird feeding on flower, Ecuador

Murray Cooper / Sparkling Violet-ear (Colibri coruscans) hummingbird feeding on flower, Ecuador

Tim Fitzharris / Green Violet-ear (Colibri thalassinus) hummingbird hovering near flower, Ecuador

Tim Fitzharris / Green Violet-ear (Colibri thalassinus) hummingbird hovering near Fuchsia (Fuschia sp) flowers, Ecuador

Stephen Dalton / Sparkling violetear hummingbird {Colibri coruscans} flight sequence, multiflash image, controlled conditions, from South America

Stephen Dalton / Sparkling violetear hummingbird {Colibri coruscans} sipping nectar from flower, controlled conditions, from South America

Stephen Dalton / Sparkling violetear hummingbird {Colibri coruscans} flying to flower, controlled conditions, from South America

Stephen Dalton / Green violetear hummingbird (Colibri thalassinus) perched, Costa Rica

Stephen Dalton / Green violetear hummingbird {Colibri thalassinus} perched, Costa Rica

Michael & Patricia Fogden / Green Violet-ear (Colibri thalassinus) hummingbird feeding, Monteverde Cloud Forest, Costa Rica

Thomas Marent / Green Violet-ear (Colibri thalassinus) hummingbird perched on twig, Costa Rica

Thomas Marent / Green Violet-ear (Colibri thalassinus) hummingbird perched on leaf, Costa Rica

Tim Fitzharris / Green Violet-ear (Colibri thalassinus) hummingbird hovering, Costa Rica

Tim Fitzharris / Green Violet-ear (Colibri thalassinus) hummingbird foraging, Costa Rica

Rolf Nussbaumer / Green Violetear {Colibri thalassinus} male in flight feeding on Porterweed (Stachytarpheta), Central Valley, Costa Rica

Rolf Nussbaumer / Green Violetear {Colibri thalassinus} male perched on Hummingbird Feeder, Costa Rica