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Contemporary Problems of Ecology 2008 number 1
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Contemporary Problems of Ecology
2008 year,
number 1
Variations of Duck Clutch Size
A. I. Mikhantiev, M. A. Selivanova
Pages: 187–194
Abstract
Reasons of variation in the number of eggs in duck clutch are considered for three duck species. The data on 1676 nests of mallard (An