About The Author

Anders is a professor at Lund University. His research interests include all forms of energy storing, dynamic modelling, game theory, speciation, hybrid zones, predator avoidance, and life history in raptors.

Hypothermia And The Little Bird In Winter

The winter ecology of small passerine birds at Northern latitudes provides an example in which counteracting selective forces can be studied in action. Small birds at Northern latitudes face a considerable challenge in winter. The smaller an animal is, the harder it will be to maintain a high body temperature in a cold environment. The