<I would be grateful if any readers could provide me with specific topic and some additional references to get my research going a little faster. <Thermoregulation in honeybee nests. Have a look to the book "The behaviour and physiology of bee" ed. L.J. Goodman and R.C. Fisher. CAB International, 1991 Chapter 3 in particular will be of interest to you: "The colony as a thermoregulating organism" by E.E. Soutwick, pp. 28-47 and also Chapter 8: "Thermographic monitoring of the thermal behaviour of dancing bees" by A. Stabenheimer, 89-101 ----------------------------- Christiane Courant INRA-CNRS, B.P. 23 F-91440 Bures sur Yvette ----------------------------- ----------------------------- Tel: 33-1.69298762 Fax: 33-1.69075450 e-mail: [log in to unmask] ----------------------------- .