How do the markings on a female Canada Warbler typically differ from the male's bold black necklace?
Answer
The female often displays only a yellowish wash or faint gray/grayish-black smudges on the throat and breast
The bold black necklace of the male is replaced in females by much fainter markings, often appearing as a yellowish wash or just a few gray or grayish-black smudges on the throat and breast.

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