Pedro Narra / Cuban emerald hummingbird (Chlorostilbon ricordii) Guanahacabibes Peninsula National Park, Cuba

Thomas Marent / Western Emerald (Chlorostilbon melanorhynchus) hummingbird, Tatama National Park, Colombia

Andy Rouse / Rufus-breasted hermit hummingbird (Glaucis hirsutus) and Copper-rumped hummingbird and(Amazilia tobaci) hovering, Tobago

Michael & Patricia Fogden / Fork-tailed Emerald (Chlorostilbon canivetii) hummingbird feeding on Gesneria (Kohleria spicata) flowers, rainforest ecosystem, Costa Rica

Michael & Patricia Fogden / Coppery-headed Emerald (Elvira cupreiceps) hummingbird male feeding on and pollinating Shiney Maxillaria (Maxillaria fulgens) in cloud forest, Costa Rica

Michael & Patricia Fogden / Coppery-headed Emerald (Elvira cupreiceps) hummingbird male feeding on and pollinating Shiney Maxillaria (Maxillaria fulgens) in cloud forest, Costa Rica

Ingo Arndt / Andean emerald (Amazilia franciae) nectaring on Banana (Musa sp) flower. Western slope of Andes, Ecuador. October.

David Pattyn / Andean Emerald Hummingbird (Amazilia franciae) , Mindo cloud forest area, Ecuador, July

Ingo Arndt / Andean Emerald (Amazilia franciae) hummingbird male feeding on heliconia flower, Andes western slope, Ecuador

Eladio Fernandez / Cuban emerald (Chlorostilbon ricordii) feeding from flower, Cuba

Eladio Fernandez / Cuban emerald (Chlorostilbon ricordii) perched, Cuba.

Eladio Fernandez / Hispaniolan emerald hummingbird (Chlorostilbon swainsonii) Hispaniola, endemic species.