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