Elastic Spiral Wings of the Gull

An illustration of elastic spiral wings of the gull. “a b, Anterior margin of the left wing; c d, Posterior margin of the ditto; d g, Primary or rowing feathers of left wing; g a, Secondary feathers ditto; x, root of right wing with ball-and-socket joint; l, Elbow joint; m, Wrist joint; n o, Hand and finger joints.” -Britannica, 1910

Keywords

bird, gull, elastic spiral wing, artificial, fake

Galleries

Miscellaneous Bird Illustrations

Source

Encyclopaedia Britannica (11th ed., vol. 10) (New York, NY: The Encyclopaedia Britannica Company, 1910)

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