Chiguanco Thrush

The Chiguanco thrush is 25 to 30 cm (9.8 to 12 in) long and weighs 75 to 120 g (2.6 to 4.2 oz). Adults of both sexes of the nominate subspecies T. c. chiguanco have a plain olive gray-brown head and upperparts, wings, and tail. Their underparts are slightly paler. They have a red to chestnut iris, a yellow bill, and yellow legs and feet. Juveniles are dull grayish olive with browner wings and tail than adults. They have pale spots on the wing coverts, pale buff streaks on the back, and buff to brown spots and streaks on the underparts. Subspecies T. c. Voice: The Chiguanco thrush's song in Ecuador is described as "a rather simple melodic phrase repeated over and over, usually terminating in a jumble or twitter"; it is sung mostly at dawn and dusk. In Peru it is similarly described as "a rich and pleasant caroling series of 'typical thrush' song phrases with a somewhat echoing quality". The song of subspecies T. c.