Sökning: "sexual dimorphism"

Visar resultat 11 - 14 av 14 uppsatser innehållade orden sexual dimorphism.

  1. 11. Which is the costlier sex? : Sexual dimorphism and resource allocation in a dioecious herb, Silene dioica

    Master-uppsats, Institutionen för ekologi, miljö och geovetenskap

    Författare :Elisabet Åkerlund; [2011]
    Nyckelord :sexual dimorphism; resource allocation; cost of reproduction;

    Sammanfattning : Life-history theory proposes that different activities, such as growth, maintenance and reproduction compete for limited resources and therefore, life-history traits are bound together by physiological trade-offs. In dioecious species, females are assumed to invest a higher amount of resources in reproduction in comparison with males and this higher investment in reproduction is then assumed to have numerous consequences for the expression of other life-history traits. LÄS MER

  3. 12. Diurnal rhythm of the savannah elephant (Loxodonta africana africana) in Maasai Mara National Reserve, Kenya

    Kandidat-uppsats, SLU/Dept. of Animal Environment and Health

    Författare :Mikaela Persson Wallenius; [2010]
    Nyckelord :Elephants; Loxodonta africana; diurnal rhythm; hindgut fermenters;

    Sammanfattning : Elephants are hindgut fermenters, which affects their diurnal rhythm. To reach their nutrient demands, elephants must eat almost constantly throughout the light part of the day. Sexual dimorphism may also affect their behavioral patterns. LÄS MER

  4. 13. Hundar kring benen. En analys av belastning och storleksvariation hos hundarna i det mesolitiska Skåne

    Magister-uppsats, Lunds universitet/Historisk osteologi

    Författare :Nina Petersson; [2006]
    Nyckelord :Arkeologi - Sverige - Skåne; Mesolitisk tid; Animalosteologi; Prehistory; Förhistoria; History and Archaeology;

    Sammanfattning : This paper deals with variations in the osteological material of dog (Canis familiaris L.) from the Mesolithic Scania, southern Sweden. The general aim is to discuss the use and specialisation of dog during the period, and differences or relations between cultures and traditions within the Mesolithic period. LÄS MER

  5. 14. Intersexuality, and its medical and social implications

    Kandidat-uppsats, Malmö högskola/Fakulteten för hälsa och samhälle (HS)

    Författare :Magnus Danielsson; [2006]
    Nyckelord :Sex Gender; Intersexuality; Heteronormativity; Heterosexual matrix; Sexual dimorphism; Symbolic Interactionism;

    Sammanfattning : This is a theoretical study of intersexuality and of its medical and social implications. My interest of inquiry includes both exploring, describing and explaining. One could say that this study is a form of qualitative analysis of contents. The aim of the study is to fill a gap and to raise awareness of the notion intersex. LÄS MER