... by either an increase in flying or diving behaviour, or an increase in the energetic costs of activity. Instead, the changes in FMR could be explained exclusively by a progressive increase in MMR. Seasonal changes in MMR could be due to a change in body composition or a decrease in body condition associated...

... also involve orange pigmentation of diapausing mites. We consider that a diapause-mediated switch of the response to VIS, together with regular avoidance of UV, plays a key role in the seasonal change of habitat selection in this species. This seasonal polyphenism involves alterations in not only...

... reduction in s V̇ O 2 min and hence s V̇ O 2 DC . * Author for correspondence (e-mail: [email protected] ) 10 5 2005 © The Company of Biologists Limited 2005 2005 macaroni penguin Eudyptes chrysolophus diving seasonal change oxygen consumption thermoregulation cADL...