Glenn Bartley/ BIA / Black Jacobin (Melanotrochilus fuscus) hummingbird feeding on flower nectar, Atlantic Rainforest, Brazil

Five Films / Black jacobin humingbird (Florisuga fusca) feeding from a nectar feeder, Reserva Ecologica de Guapiacu, Rio de Janeiro, Brazil, 2015.

Five Films / Black jacobin hummingbird (Florisuga fusca) hovering and feeding from a nectar feeder, Reserva Ecologica de Guapiacu, Rio de Janeiro, Brazil, 2015.

Luiz Claudio Marigo / Black jacobin (Florisuga fusca) Atlantic Rainforest, Serra Bonita Private Natural Heritage Reserve (RPPN Serra Bonita), Camacan, Southern Bahia State, Eastern Brazil.

Luiz Claudio Marigo / Black jacobin (Florisuga fusca) Atlantic Rainforest, Serra Bonita Private Natural Heritage Reserve (RPPN Serra Bonita), Camacan, Southern Bahia State, Eastern Brazil.

Luiz Claudio Marigo / Black jacobin (Florisuga fusca) Atlantic Rainforest, Serra Bonita Private Natural Heritage Reserve (RPPN Serra Bonita), Camacan, Southern Bahia State, Eastern Brazil.

Gabriel Rojo / Black jacobin {Melanotrochilus fuscus} Iguazu NP, Brazil / Argentina

Glenn Bartley/ BIA / Black Jacobin (Melanotrochilus fuscus) hummingbird feeding on flower nectar, Atlantic Rainforest, Brazil

Agustin Esmoris / Black Jacobin (Melanotrochilus fuscus) hummingbird feeding on flower nectar, Argentina