Peter Sowig. 1996.
Brood care in the dung beetle Onthophagus vacca (Coleoptera: Scarabaeidae): the effect of soil moisture on time budget, nest structure, and reproductive success.
Ecography, Vol. 19, No. 3 (Sep., 1996), pp. 254-258.
Copenhagen 1996. Published by: Wiley on behalf of Nordic Society Oikos.
Stable URL: http://www.jstor.org/stable/3682911