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| | Notes on Hatching and Growth of the Southern Lapwing in Chile |
 | | Four eggs are laid and both sexes share in the incubation. |
 | | In the Vanellinae, the incubation period varies from 20 to 30 days depending, in part, on the size of the bird (O. Austin, Jr., Birds o/ the world, New York, Golden Press, 1961; see p. |
 | | The Lapwing, Vanellus vanellus, of Eurasia, which is similar in size to the Southern Lapwing, needs 24 days for hatching its eggs (E. Gilliard, Living birds o/ the world, New York, Doubleday & Co., 1958; see p. |
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