Rusty Blackbirds are medium-sized forest birds. During the breeding season (May to July), males are uniformly black with a faint greenish gloss on the body. Females are slate grey without gloss. In fall and winter, males and females show rusty brown feathers on the head, back and chest.
Weight: 45 to 80 g (1.6 to 2.8 oz)
Length: 21 to 25 cm (8.2 to 9.8 in)