Scientific articles \ Mathematics. Natural sciences \ Zoology \ Systematic zoology

The mallard Anas platyrhynchos eating of acorns in St. Petersburg

Bardin A.V.

Journal: Русский орнитологический журнал @ornis

Article in issue: 1008 т.23, 2014.

Free access

Short address: https://sciup.org/140153958

IDS: 140153958

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