Search for dissertations about: "BEHAVIOURAL"

Showing result 1 - 5 of 924 swedish dissertations containing the word BEHAVIOURAL.

  2. 1. Behavioural energetics : acquisition and use of energy by hummingbirds

    Author : Staffan Tamm; Stockholms universitet; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; hummingbirds; kolibri;

    Abstract : .... READ MORE

  4. 2. Individually tailored internet-based cognitive behavioural therapy for adolescents, young adults and older adults with anxiety

    Author : Kristin Silfvernagel; Gerhard Andersson; Per Carlbring; Malin Gren Landell; Ida Flink; Linköpings universitet; []
    Keywords : SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; NATURVETENSKAP; NATURAL SCIENCES; MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; internet-based treatment; cognitive behavioural therapy;

    Abstract : Anxiety disorders share the feature of excessive fear, anxiety and related behavioural disturbances. Fear is defined as the emotional response to a real or a perceived imminent threat and anxiety is the anticipation of a future threat. READ MORE

  5. 3. Neuromolecular and behavioural profile of teleosts : - effects of boldness, agonistic behaviour and reproductive status

    Author : Arshi Mustafa; Svante Winberg; Per Erik Olsson; Uppsala universitet; []
    Keywords : MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; NATURVETENSKAP; NATURAL SCIENCES; Histamine receptor 1 hrh1 ; histamine receptor 2 hrh2 ; histamine receptor 3 hrh3 ; boldness; personality; aggression; Histaminergic activity; Serotonergic activty 5-HIAA 5-HT ; Dopaminergic activty DOPAC DA ; spiegeldanio spd ; wild caught zebrafish; AB zebrafish; behaviour; brain.;

    Abstract : This thesis investigates if boldness is reflected in the function of brain histaminergic system in zebrafish (Danio rerio). Moreover, behavioural differences in AB line, spiegeldanio (spd) line and wild caught strain of zebrafish have also been explored apart from the winner-loser effect in AB and spd fish. READ MORE

  6. 4. The relationship between personality and social dominance in the domestic fowl – a critical perspective

    Author : Anna Favati; Olof Leimar; Hanne Løvlie; Andrew Sih; Stockholms universitet; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; aggression; behavioural syndromes; chicken; Gallus gallus domesticus; intra-sexual selection; resource holding potential; social hierarchy; social rank; etologi; Ethology;

    Abstract : Social dominance relationships are formed within numerous animal species and reduce costly fights over resources. Dominant individuals often enjoy greater access to important resources such as food and mating partners, and are generally more aggressive, bold, active and explorative compared to subdominant individuals. READ MORE

  7. 5. Seasonal change in defensive coloration in a shieldbug

    Author : Aleksandra I. Johansen; Gabriella Gamberale-Stille; Birgitta S. Tullberg; Graeme Ruxton; Stockholms universitet; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; Shield bug; colour change; protective coloration; cryptic; aposematic; behavioural change; etologi; Ethology;

    Abstract : Protective coloration such as aposematism and crypsis occurs in many insects but only a few species alter their defensive strategy during the same instar. We hypothesize the adult shield bug Graphosoma lineatum with an alternating black and non-melanised longitudinal striation exhibit such a change in defensive coloration. READ MORE