XXXI.— On Sexual Variation in the Wing of the Lapwing (Vanellus vulgaris)

F W Frohawk

Published in Ibis, in 1904, in volume 4, issue 3, pages 446-451

Date published:1904

DOI: 10.1111/j.1474-919x.1904.tb00512.x
BHL: 25210793
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