... because heat production inside cells provides a way to transfer heat to the brood more efficiently than heating via the brood caps. We used three different honeybee colonies ( Apis mellifera carnica Pollm.) that were kept in observation hives at the bee research facility of the University...

...-mail: anton.stabentheiner@uni-graz.at 30 5 2002 © The Company of Biologists Limited 2002 2002 honeybee Apis mellifera carnica guard bee examined bees nestmate recognition thermoregulation thermal behaviour thermography The honeybee is a social insect that lays large quantities...

... to the ventricle were limited, together resulting in a decrease in total haemolymph sugar levels for metabolic rates higher than 5mlCO 2 h −1 . *e-mail: fam.blatt@gmx.de 14 5 2001 © The Company of Biologists Limited 2001 2001 haemolymph sugar metabolism honeybee Apis mellifera carnica...

... honeybee Apis mellifera carnica foraging profitability trophallaxis information transfer thermography Trophallaxis in honeybees involves a donor that opens its mandibles to expose a drop of regurgitated nectar and one or more receivers that receive the liquid food offered by the donor ( von...

...@fub46.zedat.fu-berlin.de ). 12 12 1996 ©The Company of Biologists Limited 1997 olfaction mechanoreception Pavlovian conditioning stimulus intensity honeybee Apis mellifera carnica learning, memory salience The uncertainty in natural environments together...

... are consistent with biophysical predictions of a magnetite-based magnetoreceptor. * e-mail: krschvnk@caltech.edu . 24 2 1997 ©The Company of Biologists Limited 1997 magnetoreception honeybee Apis mellifera carnica biogenic magnetite threshold sensitivity During...