OBSERVATIONS AND EXPERIMENTS IN AFRICA BY THE LATE C. F. M. SWYNNERTON ON WILD BIRDS EATING BUTTERFLIES AND THE PREFERENCE SHOWN.
- 1 November 1942
- journal article
- Published by Oxford University Press (OUP) in Proceedings of the Linnean Society of London
- Vol. 154 (1) , 10-46
- https://doi.org/10.1111/j.1095-8312.1942.tb00293.x