San Cristóbal mockingbird

The San Cristóbal mockingbird (Mimus melanotis) or Chatham mockingbird, is a species of bird in the family Mimidae. It is endemic to San Cristóbal Island in the Galápagos Islands.

The San Cristóbal mockingbird is 25 to 26 cm (9.8 to 10.2 in) long. Males weigh an average of 53.2 g (1.88 oz) and females 48 g (1.7 oz). Adults have a thin white supercilium, black lores, and a blackish patch behind the eye. Their crown and upperparts are grayish brown with some darker streaks. The wings and tail are dark brown; the wings when folded show two whitish bars and the outer tail feathers have whitish tips. They are mostly whitish below, with a buffy tinge on the throat, tiny dark spots on the sides of the breast, and blackish brown streaks on the flanks. The juvenile is similar to the adults but with more streaking on its underparts.