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  1. Demography of a Ground Nesting Bird in an Urban System: Are Populations Self-Sustaining?

    Urbanization poses threats to earth’s biota, and retention of remnant native habitat in protected areas within expanding urban boundaries may help alleviate threats to wildlife. However, it is unclear for...

  2. Spatial Patterns of Extra-pair Paternity for Spotted Towhees Pipilo Maculatus in Urban Parks

    The extra-pair (EP) mating system of birds may be influenced by food resources, such that nutritionally stressed females are unable to pursue EP fertilizations (constrained female hypothesis; CFH), or that...

  3. Fecal-Sac Ingestion by Spotted Towhees

    Altricial nestlings encase excrement in fecal sacs that parents remove by either ingesting them or transporting them away from the nest. Ingestion may allow energetically or nutritionally deprived parents to...

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