Sökning: "understory birds"

Hittade 3 uppsatser innehållade orden understory birds.

  1. 1. Evaluation of wildlife acoustic survey as a method to estimate bird habitat quality

    Kandidat-uppsats, SLU/Dept. of Ecology

    Författare :Monica Ericson; [2020]
    Nyckelord :birds; soundscape; habitat quality; behavior; recording; Kaleidoscope Pro; SongMeter4;

    Sammanfattning : In the world of birds, the sound says it all. The song, the alarm call, the flight call, and the call for a mate, all makes up a soundscape telling their friends and foes of their condition, mate status and tells the predator that its presence is noticed. LÄS MER

  3. 2. Does small-scale land use affect the understory birds negative in the Peruvian National Reserve Allpahuayo Mishana?

    Kandidat-uppsats, Sektionen för ekonomi och teknik (SET)

    Författare :Ofir Svensson; [2014]
    Nyckelord :fragmentation; secondary forest; understory birds; human activity;

    Sammanfattning : Human activities that lead to fragmentation and habitat loss are big problems in the world. Due to global climate change the negative effects of fragmented habitats can be catastrophic for many organisms. In the Amazon rainforest, that is most sensitive to human impact, stands a big risk to lose its species diversity. LÄS MER

  4. 3. Comparing avifauna communities and bird functional diversity of forest and farmland in southwest Ethiopia

    Master-uppsats, Botaniska institutionen

    Författare :Dries Engelen; [2012]
    Nyckelord :bird diversity; tropical agroecosystem; Ethiopia; feeding guilds; distance to forest; mist netting; point count;

    Sammanfattning : Worldwide degradation and conversion of tropical forests affects many species and their provided ecosystem services. Among them are birds, responsible for pollination, seed dispersal, pest control and scavenging. LÄS MER