Learn what every symbol on the card means.Full credits and sources at beakbrain.com/symbols










What the Bell's Vireo sounds like



ID tip
Measurements: Length: 4.5–4.9 in (11.5–12.5 cm) Weight: 0.3–0.3 oz (7.4–9.8 g) Wingspan: 6.7–7.5 in (17–19 cm)
Text from Wikipedia, licensed CC BY-SA 4.0.
When to see the Bell's Vireo
One bar for each month. Filled bars are the 7 months with records; pale bars are months with none. The wide bar is May, the month with the most records.
Where to see the Bell's Vireo
The map shades 5 countries with regular records, and 2 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.
About the Bell's Vireo
Bell's vireo is a songbird that migrates between a breeding range in Western North America and a winter range in Central America. It is dull olive-gray above and whitish below. It has a faint white eye ring and faint wing bars.
Text adapted from Wikipedia, licensed CC BY-SA 4.0.
Easily confused with
Philadelphia VireoVireo philadelphicusAdults are mainly olive-brown on the upperparts with yellow underparts; they have dark eyes and a grey crown.
Cassin's VireoVireo cassiniiThe vireo is 11–14 cm (4–6 inches) long.
Plumbeous VireoVireo plumbeusThe plumbeous vireo is 12.4 to 13.8 cm (4.9 to 5.4 in) long and weighs about 12 to 20 g (0.42 to 0.71 oz).
Side by side: Bell's Vireo vs Yellow-throated Vireo · Bell's Vireo vs Hutton's Vireo · Bell's Vireo vs Philadelphia Vireo · Bell's Vireo vs Cassin's Vireo · Bell's Vireo vs Plumbeous Vireo
Learn the Bell's Vireo in the BeakBrain App
Photo and call practice. Coming soon to iPhone and Android.
Play today's Daily BirdEvery photo and recording on this page is credited to its author under the licence shown. Spotted a problem with this page, or have a better photo? Contribute.