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  1. By: Tinajero, Romeo - Rodriguez-Estrella, Ricardo
    Type: Article
    In: Acta zoológica mexicana
    Date: 2012-08-01
    Subjects: aguililla cola-roja  Baja California Sur  Buteo jamaicensis  cernícalo americano  desierto  Falco sparverius  fragmentación  Mexico  
  2. By: Figueroa R., Ricardo - Corales Stappung, Ema Soraya
    Type: Article
    In: El hornero
    Date: 2004-12-01
    Subjects: American Kestrel  Aplomado Falcon  diet overlap  Falco femoralis  Falco sparverius  prey size  Sicalis luteola  Southern Chile