ForeheadThe front part of the crown, extending down to the base of the bill. It may be distinctively coloured, as in the white (unfeathered) 'frontal shield' of the White-fronted Goose Anser albifrons and in the red (feathered) forehead of the Redpoll Carduelis flammea.
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From Peter Weaver's Birdwatcher's Dictionary
Copyright © 1981 by Peter Weaver