Nelson's Sparrow
Ammospiza nelsoni
Measurements: Length: 4.3–5.1 in (11–13 cm) Weight: 0.6–0.7 oz (17–21 g) Wingspan: 6.5–7.9 in (16.5–20 cm) Adults have brownish upperparts with gray on the crown and nape, a cream-colored breast with light or indistinct streaking and a white throat and belly; they have an orange face with gray cheeks and a short pointed tail.
ID text from Wikipedia, CC BY-SA 4.0
Seaside Sparrow
Ammospiza maritima
Adults have brownish upperparts with gray on the crown and nape, and a grayish-buff-colored breast with dark streaks; they have a dark face with gray cheeks, a white throat, and a short, pointed tail. Birds show a small yellow streak just above the eye. A typical seaside sparrow lifespan in 8 to 9 years of maximum. The oldest record of seaside sparrow was an individual male which was at least 10 years old when recaptured and re-released during the banding operations in South Carolina.
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: Nelson's Sparrow and Seaside Sparrow.