Great Elaenia

The great elaenia is about 20 cm (7.9 in) long and weighs 29 to 40 g (1.0 to 1.4 oz). It is the largest elaenia; it has a long tail and a very small or no crest. The sexes have the same plumage. Adults of the nominate subspecies have a dark sooty brown head with a blacker crown, lighter cheeks, and a thin whitish broken eyering. Their upperparts are dark sooty brown. Their wings are mostly dark sooty brown with whitish edges on some flight feathers. The tips of their wing coverts are whitish and show as two bars on the closed wing. Their tail is dusky. Voice: The great elaenia's primary vocalization is "an odd, rather loud, somewhat variable SQUEEE'ch'ch'ch-cheet-cheet, 1st note high, part rattling", and is sometimes shortened.