Long-tailed Potoo

The long-tailed potoo is 42 to 58 cm (17 to 23 in) long and weighs 280 to 447 g (9.9 to 15.8 oz). The nominate subspecies' upperparts are tawny brown. The crown and nape have buff spots and speckles and blackish brown streaks. The mantle, back, and rump are mottled brown and buff and have blackish brown streaks. The tail is graduated and overall brown, with tawny buff barring and brown streaks or vermiculation. Much of the face is tawny and it has a buffish "moustache". The wings are generally brown with broad pale tawny bars. The chin and throat are grayish buff. Voice: The long-tailed potoo's song is "a soft, undulating waa-OO-uh or ra-OOH", and is sung mostly at night and especially on moonlit ones. It also makes "a distinctive series of owl-like hoots or woof notes."