What difference was noted in the crest coloration between male and female Ivory-billed Woodpeckers?
Answer
Males sported a reddish-orange crest, whereas the female’s crest was black, often with a white neck stripe
Sexual dimorphism was visible in the crest; the male's crest was reddish-orange, contrasting with the female's black crest, which was sometimes accompanied by a white stripe along the side of her neck.
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