Greater Antillean Grackle vs Nicaraguan Grackle

Greater Antillean Grackle

Quiscalus niger

Medium72 gUrban

The Greater Antillean grackle is 25 to 30 cm (9.8 to 12 in) long. Males weigh about 67 to 100 g (2.4 to 3.5 oz) except those of Q. n. crassirostris which average 112 g (4.0 oz). Females weigh about 50 to 72 g (1.8 to 2.5 oz) except those of Q. n. crassirostris which average 79 g (2.8 oz). Males have a long graduated tail which it holds in a "V" shape; females' tails are shorter and held flat. Adults of both sexes of all subspecies are entirely black; males are glossy and most females are less so. The nominate subspecies Q. n. niger is the smallest. Voice: The Greater Antillean grackle's song varies greatly among the subspecies "but (for a grackle) is relatively musical". Songs have been described as "a metallic cling-cling-cling and flute-like whistles". Its calls include "chuk or chuk-chuk or chin-chin-chilin high wee-si-si and harsh notes".

ID text from Wikipedia, CC BY-SA 4.0

Photo: unknown · Public domain

Nicaraguan Grackle

Quiscalus nicaraguensis

Medium63 gWetland

It is a medium-sized bird with a long, graduated tail and fairly long bill and legs. The bill and legs are black and the eye is pale yellow. The male is about 31 cm long while the female is 25 cm. The adult male's plumage is entirely black with an iridescent gloss. The gloss is violet on the belly and tail, violet-green on the head, back, and breast, and blue-green on most of the wings. The tail of the male is V-shaped, rising from the centre to the outer feathers. Immature males are duller and less glossy than the adults, with a brown belly and thighs.

ID text from Wikipedia, CC BY-SA 4.0

Photo: Daniel Ghyselinck · CC BY 4.0

Photos and recordings are credited to their authors under the licence shown. Full profiles: Greater Antillean Grackle and Nicaraguan Grackle.