Sökning: "Trond Amundsen"

Hittade 2 avhandlingar innehållade orden Trond Amundsen.

1. 1. Cooperation and conflict during reproduction in polyterritorial wood warblers (Phylloscopus sibilatrix)

   Författare :Susanne Stenius; Trond Amundsen; Stockholms universitet; []
   Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; zoologi; Zoology;

   Sammanfattning : In this thesis, the reproductive strategies of male and female wood warblers are studied. Males which arrived early to the breeding grounds had higher reproductive success than later males. This was due to early males more often mating polygynously than late males. LÄS MER

3. 2. Female coloration, egg carotenoids and reproductive success: gobies as a model system

   Författare :P. Andreas Svensson; Trond Amundsen; Jonathan Blount; Trondheim NTNU Department of Biology; []
   Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; NATURVETENSKAP; NATURAL SCIENCES; Akvatisk ekologi; Aquatic Ecology; Evolutionary Biology; Evolutionsbiologi;

   Sammanfattning : In two-spotted gobies (Gobiusculus flavescens), females develop an orange belly as they approach sexual maturity. Toward the end of the single breeding season, males become rare and females compete for spawnings. Nest-holding males then prefer females with more colourful bellies and this trait has been suggested to act as a female ornament. LÄS MER