Cuban Blackbird

The Cuban blackbird is 25 to 28 cm (10 to 11 in) long and weighs 70 to 94 g (2.5 to 3.3 oz). The sexes have almost the same plumage. Adult males are entirely black with bluish and purple iridescence on their upperparts and a greenish sheen on the wings and uppertail coverts. Females are also black but have less iridescence than males. Both sexes have a dark brown iris, a black bill, and black legs and feet. Juveniles are a duller, non-glossy, brownish black. Voice: The Cuban blackbird has a "ast variety of calls; most typical is loud, repetitive tí-o, with metallic tone". This vocalization is also described as a song and written as "metallic twee-o and twee-te-to notes". Another common vocalization is " a chok, chok, chok, lee, lee, lee".