Time and energy constraints: reply to Nolet and Klaassen (2005)

Jonathan M. Jeschke, (jonathan.jeschke@gmx.net), Laboratory of Ecological and Evolutionary Dynamics, Dept of Biological and Environmental Sciences, Univ. of Helsinki, P.O. Box 65, FI-00014 Helsinki, Finland; and Evolutionary Ecology Unit, Dept of Biological and Environmental Science, Univ. of Jyvaskyla, P.O. Box 35, FI-40014 Jyvaskyla, Finland. Michael Kopp, Dept Biologie II, Univ. of Munich, Grosshaderner Str. 2, DE-82152 Planegg-Martinsried, Germany. Ralph Tollrian, Biological Sciences, Ruhr-Universitat Bochum, Universitatsstr. 150, DE-44780 Bochum, Germany.