• Welcome to BirdForum, the internet's largest birding community with thousands of members from all over the world. The forums are dedicated to wild birds, birding, binoculars and equipment and all that goes with it.

    Please register for an account to take part in the discussions in the forum, post your pictures in the gallery and more.
ZEISS DTI thermal imaging cameras. For more discoveries at night, and during the day.

Costa Rican Pygmy Owl - BirdForum Opus

Glaucidium costaricanum
Photo by Greg Lavaty
Irazu volcano, Costa Rica, January 2009


15 cm. Brown and rufous morphs; brown most common

  • Dark rufous brown-buff breast with white spots
  • Black eyespot
  • White hindneck
  • White, black streaked abdomen
  • White eyebrows
  • White lores
  • Yellow feet, bill, cere and iris
Rufous morph
Photo by Birdingcraft
Irazu volcano, Costa Rica, September 2008


Central America: found in the mountains of Costa Rica to western Panama. May also be found in eastern Panama highlands?


This is a monotypic species[1], which was previously considered to belong under Andean Pygmy Owl.


Higher elevation, temperate rain forest, usually above 900 m asl.


Partly active during day.


It nests in tree cavities. The clutch consists of 3 eggs.


The diet includes small vertebrates, lizards and insects.


Call: pairs of toots.


  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

External Links