juvenal plumage

American  

[joo-vuh-nl] / ˈdʒu və nl /

noun

Ornithology.

1. the first plumage of birds, composed of contour feathers, which in certain species follows the naked nestling stage and in other species follows the molt of natal down.

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Etymology

Origin of juvenal plumage

< Latin juvenālis youthful, equivalent to juven ( is ) young man or woman + -ālis -al ¹

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Example Sentences

See Examples For:

juvenal plumage

In the juvenal plumage flight feathers of the kites are brown, barred with white, much different in appearance from the dark, slaty plumage of adults.

From Observations on the Mississippi Kite in Southwestern Kansas by Henry S. Fitch

In juvenal plumage both species are entirely buff below, the feathers more or less tipped with dusky.

From Descriptions of Three New Birds from the Belgian Congo Bulletin of the AMNH , Vol. XXXIV, Art. XVI, pp. 509-513, Oct. 20th, 1915 by James Chapin

On this date the juvenal plumage was only partly developed and the young bird was incapable of flight.

From Natural History of the Bell Vireo, Vireo bellii Audubon by Jon C. Barlow

The juvenal plumage of the Seaside Sparrow resembles that of the Sharp-tailed Sparrow.

From Comparative Breeding Behavior of Ammospiza caudacuta and A. maritima by Glen E. Woolfenden

Perhaps half the birds seen were in juvenal plumage.

From Vertebrates from the Barrier Island of Tamaulipas, M?xico by Richard F. Johnston

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