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What the Mistletoe Tyrannulet sounds like

ID tip
The mistletoe tyrannulet is about 9.5 to 10 cm (3.7 to 3.9 in) long and weighs about 8.5 to 10 g (0.30 to 0.35 oz). The sexes have the same plumage. Adults have a grayish crown and a short but wide whitish supercilium. Their upperparts are olive green. Their wings and tail are mostly olive green with yellow edges on the wing coverts, flight feathers, and tail feathers. Their underparts are mostly off-white with faint darker streaks on the breast and sometimes a pale yellow wash on the belly and undertail coverts. Voice: The mistletoe tyrannulet's dawn song is "a series of notes, the first a slow, dropping syllable and the rest short and rising...yer-de-dee, often followed by a trill". Its call is written as "pyeer", "pyeeu", or "a two-syllabled peeyup".
Text from Wikipedia, licensed CC BY-SA 4.0.
When to see the Mistletoe Tyrannulet
One bar for each month, and every month is filled: this bird is recorded here in all twelve. The wide bar is March, the month with the most records.
Where to see the Mistletoe Tyrannulet
The map shades 6 countries with regular records, and 1 more in a lighter tone where the bird turns up only as a stray. Everything unshaded has no records. Countries are listed below the map.
Recorded as a rare visitor in Colombia.
About the Mistletoe Tyrannulet
The mistletoe tyrannulet a very small passerine bird in the family Tyrannidae, the tyrant flycatchers. It is found from Guatemala and Belize to Colombia.
Text adapted from Wikipedia, licensed CC BY-SA 4.0.
Easily confused with
Guianan TyrannuletZimmerius acerThe Guianan tyrannulet is 9 to 12 cm (3.5 to 4.7 in) long and weighs 5.7 to 11 g (0.20 to 0.39 oz).
Choco TyrannuletZimmerius albigularisThe Choco tyrannulet is 10.5 to 11.5 cm (4.1 to 4.5 in) long and weighs 6.6 to 8.6 g (0.23 to 0.30 oz).
Spectacled TyrannuletZimmerius improbusThe spectacled tyrannulet is about 11.5 to 12.5 cm (4.5 to 4.9 in) long and weighs about 11 g (0.39 oz).
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