> the mite Varroa jacobsoni, is attracted to its major prey, drone larvae, by methyl and ethyl esters of straight-chain fatty acids, in particular methyl palmitate. These esters were extracted from drone larvae with n-hexane and were identified by gas chromatography-mass spectrometry.

Attraction of the Parasitic Mite Varroa to the Drone Larvae of Honey Bees by Simple Aliphatic Esters
Yves Le Conte, Gérard Arnold, Jérôme Trouiller, Claudine Masson, Bertrand Chappe, Guy Ourisson
Science 2 August 1989  Vol. 245 no. 4918 pp. 638-639 

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