Typical Owls (Strigidae)

Northern Hawk Owl (Surnia ulula) - HBW 5, p. 209

French: Chouette épervière German: Sperbereule Spanish: Cárabo Gavilán
Other common names: Hawk Owl

Taxonomy: Strix Ulula Linnaeus, 1758, Sweden.
Relationships uncertain; placed near Glaucidium, which with Xenoglaux, Micrathene and Athene comprise tribe Surniini, on basis of osteology and DNA. Siberian populations, formerly separated as pallasi, included in nominate. Three subspecies recognized.

Subspecies and Distribution:

  • ulula (Linnaeus, 1758) - N Eurasia E to Kamchatka and Sakhalin, C Siberia S to Tarbagatay.
  • tianschanica Smallbones, 1906 - C Asia and NW & NE China, possibly also N Mongolia.
  • caparoch (P. L. S. Müller, 1776) - Alaska through Canada to Newfoundland, S to extreme N USA.