E-Dissertationen: Browsing E-Dissertationen by Author "Bakker, Theo C. M."
Now showing items 1-5 of 5
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Cichlids of the lower Congo River - a new model system in speciation research?
Schwarzer, Julia (2012-05-07)Fishes account for the highest diversity of all vertebrate groups on our planet. Among them one group clearly outnumbers all the others - cichlids (Perciformes, Cichlidae). The present study focuses on cichlids of the lower ... -
Ecological and host behavioural aspects of parasite dispersal in a simple and a complex host–parasite system
Rahn, Anna-Katrin (2018-09-28)If one is to understand how parasitic diseases spread within and among host populations, one has to take into account characteristics of the given parasite species, the host as well as of their common environment. To what ... -
The influence of environmental UVB radiation on growth, immunity, behavior and sexually selected traits in the three-spined stickleback (Gasterosteus aculeatus)
Vitt, Simon (2020-07-13)Changing photic conditions are, next to global warming, the major aspect in terms of ongoing global climate change and mainly occur within the short-wave and high-energetic ultraviolet-B (UVB) part of the electromagnetic ... -
Sperm competition and female remating rate in the scorpionfly Panorpa germanica, L. (Mecoptera, Panorpidae)
Kock, Dagmar (2005)Sperm competition can be a powerful selective force in the evolution of reproductive strategies and mating systems. In the last decades many insect species have been studied in terms of sperm competition (for reviews see ... -
Sperm competition in the scorpionfly Panorpa communis (Mecoptera, Insecta)
Siegmund, Barbara W. (2007)The aim of the present study was to investigate the basal mechanism of sperm competition in the European scorpionfly <i>Panorpa communis</i>. Within three laboratory experiments, I used five newly developed microsatellite ...