Essays about: "zoologi"

Showing result 1 - 5 of 7 essays containing the word zoologi.

  1. 1. Analyzing Factors Influencing Reproductive Success of the Mountain Chicken : Nordens Ark Captive Breeding Program

    University essay from Högskolan i Skövde/Institutionen för biovetenskap

    Author : Chad Donaldson; [2019]
    Keywords : frog; frogs; mountain chicken; mountain chicken frog; leptodactylus; fallax; herpetology; amphibian; amphibians; multiple linear regression; statistical analysis; Nordens Ark; captive breeding; zoo; zoology; conservation; endangered species; grodor; groda; kycklinggroda; Nordens Ark; amfibier; zoologi; herpetologi; analys; hotade arter; bevarande; avel;

    Abstract : Amphibians globally are declining with roughly a third facing extinction due primarily to threats linked to human impacts. One way in which this is being combated is by captive breeding programs. READ MORE

  2. 2. The effects of early stress on life-time strategies of behaviour and coping in chickens ( Gallus gallus )

    University essay from Linköpings universitet/Zoologi

    Author : Barry Macdonald; [2011]
    Keywords : stress; spatial learning; domestic chicken; heritability;

    Abstract : Stress is often an important consideration for animal welfare. A number of factors can contribute to stress in domestic animals, most notably thoseused in food production. We investigated the effects and heritability of stress in domestic chickens (Gallus gallus). READ MORE

  3. 3. Teat position and personality in piglets, Sus scrofa

    University essay from Linköpings universitet/Zoologi

    Author : Nathalie Johansson; [2011]
    Keywords : Pig; Personality; Teat position; Dispute; Novel object; Piglet; Sus scrofa;

    Abstract : In order to investigate if difference in personality is depended on the teat positions in piglets, Sus scrofa, 63 piglets, from 21 litters, were studied. The piglets were at an age between 9 and 31 days. READ MORE

  4. 4. Experimental release of hand-reared wolf pups in Tver region (Russia): food habits, movement patterns and fear of humans.

    University essay from Linköpings universitet/Zoologi

    Author : camille Fraissard; [2011]
    Keywords : Canis lupus; diet; GPS-Argos telemetry; hand-reared wolf pups; movement patterns; reintroduction; scat-analysis;

    Abstract : Studying the reintroduction of hand-raised wolves may embrace several interests such as deepening knowledge on wolf biology and allowing a controlled release in isolated populations in need of genetic influx. Studies on hand-raised wild animals, showing successful reintroduction, suggested that young released wolves might be able to survive in the wild without previous fastidious training. READ MORE

  5. 5. Olfactory-Related Behaviors in Captive Chimpanzees (Pan troglodytes)

    University essay from Linköpings universitet/Zoologi

    Author : Lundholm Elina; [2011]
    Keywords : Olfaction; Behavior; Chimpanzee; Gender difference;

    Abstract : Primates have traditionally been considered having a poor sense of smell compared to other orders of mammals, like carnivores, due to reduced olfactory structures of the primate brain. This thought, however, is slowly changing. There are now a range of studies showing that primates do use their sense of smell, for example in chemical communication. READ MORE