Hirundo 1/2021

Ots, M. & Paal, U.
2020 Estonian Rarities: Report of the Estonian Rarities Committee
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Vaan, P.-K. & Väli, Ü.
Greenish warbler is associated with old-growth forests in Estonia
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Aua, J.
Eurasian siskin’s (Carduelis spinus) spring migration of 2020 in Viljandi County
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