Distribution: This species is restricted to the tiny Escudo de Veraguas Island off the Caribbean coast in Bocas del Toro. Natural History Notes: This species was until recently considered a subspecies of the more widely distributed Rufous-tailed Hummingbird (A. tzacatl). Escudo Hummingbirds are larger, and generally darker than Rufous-taileds. Characteristics: The beak is almost straight and usually black above with basal half of lower mandible pinkish. The above part of the body is green and the tail has a refous-chestnut coloation and has a slightly forked shape. The throat and chest are glittering green and the breast and the belly are grayish. The Female is similar but the feathers of the throat and the chest have a buffy margins. Notes: Conservation status according to IUCN 2008 Red list: Least Concern (LC)