American Tree Sparrow
Spizelloides arborea
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.
ID text from Wikipedia, CC BY-SA 4.0
Fox Sparrow
Passerella iliaca
Adults are among the largest New World sparrows, heavily spotted and streaked underneath. All feature a messy central breast spot though this is less noticeable on the thick billed and slate-colored varieties. Plumage varies markedly from one group to another. Measurements: Length: 15–19 cm (5.9–7.5 in) Wingspan: 26.7–29 cm (10.5–11.4 in) Weight: 26–44 g (0.92–1.55 oz)
ID text from Wikipedia, CC BY-SA 4.0
Where you might meet both
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Play today's Daily BirdPhotos and recordings are credited to their authors under the licence shown. Full profiles: American Tree Sparrow and Fox Sparrow.