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P. Berthold

1939

Books

Evolutionsprozesse im Tierreich (German Edition)
Birds and climate change
Die Mönchsgrasmücke (Sylvia atricapilla)
Bird migration
Vogelzug
Orientation in birds
Control of bird migration
Birds and climate change
Avian migration
Orientation in Birds (Exs (Experientia Supplementum))

Author data: Open Library

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