Search for dissertations about: "great crested newts"

Found 2 swedish dissertations containing the words great crested newts.

  2. 1. Evolutionary ecology of newts

    Author : Jan C. Malmgren; Hanna Kokko; Örebro universitet; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; evolution; adaptation; amphibians; salamanders; predation; migration; sexual dimorphism; sex differences; behaviour; conservation; Biology; Biologi; Biologi med ekologisk inriktning;

    Abstract : Sexual dimorphism, predator avoidance and migratory behaviour are adaptive traits that show variation at the population and species level. Such features respond to the environment in the broad sense, that is, when both abiotic and biotic components are included. READ MORE

  4. 2. Choosing the best of both worlds : the double life of the great crested newt

    Author : Daniel Gustafson; Sveriges lantbruksuniversitet; Sveriges lantbruksuniversitet; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; NATURVETENSKAP; NATURAL SCIENCES;

    Abstract : The great crested newt (Triturus cristatus) is dependent on two environments for its survival: the aquatic habitat necessary for breeding and development, and the terrestrial habitat required for post-breeding and juvenile activities. For a population to be able to survive in a landscape, both habitat types must be present within migration distance from each other. READ MORE