Podobné jednotky

• First nesting records for the Short-eared Owl, Asio flammeus, on Banks Island, Northwest Territories: evidence of range expansion to arctic islands in Canada
  Autor: Smith, Cyndi M., a další
  Vydáno: (2013)
• Notes on the Winter Food of the Short-Eared Owl
  Autor: Tomkins, Ivan R
  Vydáno: (1936)
• The effect of broadcasting Great Horned Owl vocalizations on Spotted Owl vocal responsiveness
  Autor: Crozier, M L, a další
  Vydáno: (2005)
• The Boobook Owl and Tawny Frogmouth
  Autor: Fleay, David H.
  Vydáno: (1925)
• Eagle Owl, Bubo maximus [Pl. 30]
  Autor: Gould, John
  Vydáno: (1873)