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  1. No Access

    Article

    Pheomelanin-based colouration is correlated with indices of flying strategies in the Barn Owl

    Resource polymorphism refers to individuals from the same population foraging in alternative habitats or on alternative food. Food specialization can be associated with adaptations such as colour polymorphism,...

    Motti Charter, Yossi Leshem, Ido Izhaki, Alexandre Roulin in Journal of Ornithology (2015)

  2. No Access

    Article

    Asymmetric seasonal nest site competition between Great Tits and House Sparrows

    Using nest boxes with different sized entrances, we experimentally examined whether a large species of cavity breeder (House Sparrow, Passer domesticus) affects the nest box occupancy and breeding success of a sm...

    Motti Charter, Yossi Leshem, Ido Izhaki in Journal of Ornithology (2013)

  3. No Access

    Article

    Predation or facilitation? An experimental assessment of whether generalist predators affect the breeding success of passerines

    Predation has been suggested as an important factor affecting the success of breeding birds. Various studies have found that particular bird species either avoid or choose to breed in the proximity of predator...

    Motti Charter, Ido Izhaki, Yossi Leshem in Journal of Ornithology (2011)

  4. No Access

    Article

    Effects of the risk of competition and predation on large secondary cavity breeders

    The effects of competition and risk of predation on secondary cavity breeders were examined between the 2008 and 2009 breeding seasons using an experimental design manipulating two nest entrance sizes (large e...

    Motti Charter, Ido Izhaki, Yossi Leshem in Journal of Ornithology (2010)