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ForestGround nest18 g
What the American Tree Sparrow sounds like
ID tip
The bird's measurements are as follows: Length: 5.5 in (14 cm) Weight: 0.5–1.0 oz (13–28 g) Wingspan: 9.4 in (24 cm) Adults have a rusty cap and grey underparts with a small dark spot on the breast. They have a rusty back with lighter stripes, brown wings with white bars and a slim tail. Their face is grey with a rusty line through the eye. Their flanks are splashed with light brown. They are similar in appearance to the chipping sparrow. Voice: This bird's song is a sweet high warble descending in pitch and becoming buzzy near the finish.
Text from Wikipedia, licensed CC BY-SA 4.0.
When to see the American Tree Sparrow
One bar for each month. Filled bars are the 7 months with records; pale bars are months with none. The wide bar is January, the month with the most records.
Where to see the American Tree Sparrow
The map shades 4 countries with regular records. Everything unshaded has no records. Countries are listed below the map.
About the American Tree Sparrow
The American tree sparrow, also known as the winter sparrow, is a medium-sized New World sparrow. It breeds in Alaska and Northern Canada and winters in Southern Canada and the Contiguous United States. It is the only member of the genus Spizelloides.
Text adapted from Wikipedia, licensed CC BY-SA 4.0.
Easily confused with
California TowheeMelozone crissalisThe California towhee's coloring is dull brown overall with light rust undertail covert feathers and buff or rust-colored streaks at the throat.
Lincoln's SparrowMelospiza lincolniiAdults have dark-streaked olive-brown upperparts and a light brown breast with fine streaks, a white belly, and a white throat.
Fox SparrowPasserella iliacaAdults are among the largest New World sparrows, heavily spotted and streaked underneath.
Side by side: American Tree Sparrow vs California Towhee · American Tree Sparrow vs Lincoln's Sparrow · American Tree Sparrow vs Fox Sparrow
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