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Colima Pygmy Owl - BirdForum Opus

Photo by huatulco
Oaxaca, Mexico, April 2011
Glaucidium palmarum

Identification

13-15 cm

  • Cinnamon brown, especially in a ring around the neck
  • White markings on back
  • Streaked breast
  • Lighter brown head
  • Black eye patches outlined in white on the rear of the head
  • White tail bars (usually 3-4 visible)
  • Bright yellow-orange feet

Sexes alike

Distribution

Central America: endemic to Mexico where found in a narrow range stretching from Oaxaca almost to Arizona.

Taxonomy

There are 3 subspecies

  • G. p. oberholseri:
  • North-western Mexico (Sonora to Sinaloa)
  • G. p. palmarum:
  • Western Mexico (Nayarit to Oaxaca)
  • G. p. griscomi:
  • Central Mexico (south-western Morelos and north-eastern Guerrero)

Habitat

Forest, mostly dry -- ranging from thorny lowland wooded areas to higher altitude dry pine. Occasionally found in swampy forest.

Behaviour

Breeding

It nests in a tree cavity or woodpecker hole. The clutch consists of 2-4 eggs.

Diet

The diet includes birds, up to at least twice its own size, as well as other smaller vertebrates and larger invertebrates. This owl is active at night and parts of the day.

References

  1. Clements, JF. 2010. The Clements Checklist of Birds of the World. 6th ed., with updates to December 2010. Ithaca: Cornell Univ. Press. ISBN 978-0801445019. Spreadsheet available at http://www.birds.cornell.edu/clementschecklist/Clements%206.5.xls/view
  2. Owling.com
  3. König, C. and F. Weick 2008. Owls of the World, second edition. Christopher Helm, London. ISBN 978-0-7136-6548-2

Recommended Citation

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