Boat-billed Tody-Tyrant

The boat-billed tody-tyrant is about 11 cm (4.3 in) long and weighs 10.2 to 10.5 g (0.36 to 0.37 oz). The sexes have the same plumage. Adults have a dull olive crown and nape. They have pale gray lores and ear coverts on an otherwise olive face. Their back and rump are dull olive. Their wings are plain olive and their tail dusky brownish olive. Their throat is dingy grayish white, their breast and belly pale yellow, and their crissum buffy. They have a reddish brown iris and light gray legs and feet. Their bill has a wide base; it is gray with a pale base to the mandible. Voice: What could be either the song or call of the boat-billed tody-tyrant is a "high, falling, slightly nasal 'pic-pic---' ". It also makes pic notes singly, a rising and falling series of about five pic notes, and "a rapid swelling and then descending series of 7-15 quick pic notes".