Which feature is most useful for separating a White-crowned Sparrow from a White-throated Sparrow?

Answer

The bill coloration

The White-crowned Sparrow has a noticeably stout, conical bill that is pale (pinkish or yellowish), while the White-throated Sparrow usually has a darker, grayish bill.

Which feature is most useful for separating a White-crowned Sparrow from a White-throated Sparrow?

#Videos

Identify Birds: White-crowned Sparrow vs White-throated ... - YouTube

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