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

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