Dirk HR Spennemann - Institute for Land, Water and Society; Charles Sturt University; PO Box ۷۸۹; Albury NSW ۲۶۴۰, Australia.

Date stone beetles (Coccotrypes dactyliperda Fabricius, ۱۸۰۱) tunnel into palm seeds to establish brood galleries with their larvae consuming the seed’s albumen. Based on behavioural observations this paper describes the biomechanical parameters that govern the initial excavation of the tunnels and the establishment of the brood galleries.

Spermatophagy, feeding behavior, locomotion, activity patterns, اسپرماتوفاژی, رفتار تغذیه ای, تحرک, الگوی فعالیت