Strigidae

  • Population trends, extinction risk, and conservation guidelines for Ferruginous Pygmy-Owls in the Sonoran Desert cover image

Climatic flux together with anthropogenic changes in land use and land cover pose major threats to wildlife, but our understanding of their combined impacts is limited. In arid southwestern North...

Type of Content: Reports, Papers, Journal Articles

A young pygmy-owl perched when the mother flys up and starts ripping apart a lizard and feeding it to her young.

Type of Content: Video

Resumen del Proyecto:

El Buho Manchado Mexicano (Strix occidentalis lucida) se distribuye en Sonora bajo condiciones adecuadas en canadas y elevaciones medias en montanas, can bosques de...

Type of Content: Reports, Papers, Journal Articles
Spotted owl in oak
Type of Content: Image Content
Cactus ferruginous pygmy-owl in saguaro
Type of Content: Image Content
Cactus ferruginous pygmy-owl with sideways head
Type of Content: Image Content
Western screech-owl perched in ironwood
Type of Content: Image Content
Western screech-owl peeking out of saguaro cavity
Type of Content: Image Content

The Center for Biological Diversity and Defenders of Wildlife hereby formally petition the U.S. Fish and Wildlife Service (also “Service”) to list one of the following entities of cactus...

Type of Content: Reports, Papers, Journal Articles

Cactus Ferruginous Pygmy-owl (Glaucidium brasilianum cactorum) photos. These photos are by Aaron Flesch (contact) and Sky Jacobs (contact). If you would like to use them, please contact one of us...

Type of Content: Gallery
Western screech-owl in saguaro cavity
Type of Content: Image Content
Western screech-owl
Type of Content: Image Content
  • Cactus ferruginous pygmy-owl, Glaucidium brasilianum cactorum

The cactus ferruginous pygmy-owl (CFPO) or Glaucidium brasilianum cactorum is a small owl (6.5 inches) that reaches the northern end of it's range in southern Arizona. It is locally common in...

Type of Content: Species Profile
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