Summary
Newly hatched larvae of D. melanogaster preferentially migrate to agar containing ethanol, whereas its sibling species D. simulans shows no initial preference. This can be related to the ecological biology of resource utilization in the wild.
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We are grateful to Drs Ian R. Bock, Robert M. Cook and Lee Ehrman for their comments on the manuscript. The work was supported in part by the Australian Research Grants Committee.
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Parsons, P.A., King, S.B. Ethanol: Larval discrimination between two Drosophila sibling species. Experientia 33, 898–899 (1977). https://doi.org/10.1007/BF01951269
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DOI: https://doi.org/10.1007/BF01951269