M. Gries

Reproductive isolation of Apis nuluensis Tingek, Koeniger and Koeniger, 1996 by species-specific mating time

N. Koeniger, S. Tingek, G. Koeniger, 1996 .

Observations on colony defense of Apis nuluensis Tingek, Koeniger and Koeniger, 1996 and predatory behavior of the hornet, Vespa multimaculata Pérez, 1910

N. Koeniger, S. Tingek, G. Koeniger, 1996 .

Straight forward to the queen: pursuing honeybee drones (Apis mellifera L.) adjust their body axis to the direction of the queen

N. Koeniger, M. Gries, 1996, Journal of Comparative Physiology A.

Relatedness among honeybees (Apis mellifera) of a drone congregation

J. Cornuet, N. Koeniger, M. Solignac, 1998, Proceedings of the Royal Society of London. Series B: Biological Sciences.

Drone competition at drone congregation areas in four Apis species

N. Koeniger, S. Tingek, G. Koeniger, 2005 .