Animalia > Chordata > Aves > Strigiformes > Strigidae > Glaucidium > Glaucidium brasilianum

Glaucidium brasilianum (Ferruginous Pygmy-Owl; Ferruginous Pygmy Owl)

Synonyms: Strix brasiliana
Language: Spanish

Infraspecies

Glaucidium brasilianum brasilianum (Ferruginous pygmy owl)
Glaucidium brasilianum cactorum (cactus ferruginous pygmy-owl)
Glaucidium brasilianum duidae
Glaucidium brasilianum intermedium
Glaucidium brasilianum margaritae
Glaucidium brasilianum medianum (Ferruginous pygmy owl)
Glaucidium brasilianum olivaceum
Glaucidium brasilianum pallens
Glaucidium brasilianum phaloenoides
Glaucidium brasilianum ridgwayi
Glaucidium brasilianum saturatum
Glaucidium brasilianum stranecki
Glaucidium brasilianum tucumanum (Tucuman Pygmy-owl) (Attributes)
Glaucidium brasilianum ucayalae

EDGE Analysis

Uniqueness Scale: Similiar (0) 
2
 Unique (100)
Uniqueness & Vulnerability Scale: Similiar & Secure (0) 
16
 Unique & Vulnerable (100)
ED Score: 4.96172
EDGE Score: 1.78536
Learn more at EDGE of Existence programme

Attributes

Adult Weight [1]  70 grams
Birth Weight [3]  9.4 grams
Female Weight [5]  77 grams
Male Weight [5]  64 grams
Weight Dimorphism [5]  20.3 %
Breeding Habitat [2]  Tropical dry forests, Tropical evergreen forests, Desert scrub
Wintering Geography [2]  Non-migrartory
Wintering Habitat [2]  Tropical dry forests, Tropical evergreen forests, Desert scrub
Diet [4]  Carnivore (Invertebrates), Carnivore (Vertebrates)
Diet - Ectothermic [4]  20 %
Diet - Endothermic [4]  20 %
Diet - Invertibrates [4]  60 %
Forages - Mid-High [4]  10 %
Forages - Understory [4]  10 %
Forages - Ground [4]  80 %
Clutch Size [7]  3
Clutches / Year [1]  1
Egg Length [1]  1.142 inches (29 mm)
Egg Width [1]  0.906 inches (23 mm)
Fledging [1]  29 days
Global Population (2017 est.) [2]  20,000,000
Incubation [6]  28 days
Nocturnal [4]  Yes
Raptor Research Conservation Priority [8]  113
Snout to Vent Length [1]  7 inches (17 cm)
Wing Span [9]  15 inches (.38 m)
Female Maturity [1]  1 year

Ecoregions

Protected Areas

Biodiversity Hotspots

Prey / Diet

Range Map

External References

NatureServe Explorer

Audio

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Provided by Xeno-canto under a Creative Commons BY-NC-ND 2.5 License Author: Miguel Castelino

Citations

Attributes / relations provided by
♦ 1Nathan P. Myhrvold, Elita Baldridge, Benjamin Chan, Dhileep Sivam, Daniel L. Freeman, and S. K. Morgan Ernest. 2015. An amniote life-history database to perform comparative analyses with birds, mammals, and reptiles. Ecology 96:3109
♦ 2Partners in Flight Avian Conservation Assessment Database, version 2017. Accessed on January 2018.
♦ 3Terje Lislevand, Jordi Figuerola, and Tamás Székely. 2007. Avian body sizes in relation to fecundity, mating system, display behavior, and resource sharing. Ecology 88:1605
♦ 4Hamish Wilman, Jonathan Belmaker, Jennifer Simpson, Carolina de la Rosa, Marcelo M. Rivadeneira, and Walter Jetz. 2014. EltonTraits 1.0: Species-level foraging attributes of the world's birds and mammals. Ecology 95:2027
♦ 5Proudfoot, GA and RR Johnson. 2000. Ferruginous pygmy-owl (Glaucidium brasilianum). No. 498 in A. Poole and F. Gill, editors. The birds of North America The Birds of North America, Philadelphia, Pennsylvania
♦ 6Kemp, AC. 1989. Estimation of Biological Indices for Little-known African Owls Meyburg, B.-U & R. D. Chancellor eds. 1989 Raptors in the Modern World WWGBP: Berlin, London & Paris
♦ 7Jetz W, Sekercioglu CH, Böhning-Gaese K (2008) The Worldwide Variation in Avian Clutch Size across Species and Space PLoS Biol 6(12): e303. doi:10.1371/journal.pbio.0060303
♦ 8Buechley ER, Santangeli A, Girardello M, et al. Global raptor research and conservation priorities: Tropical raptors fall prey to knowledge gaps. Divers Distrib. 2019;25:856–869. https://doi.org/10.1111/ddi.12901
♦ 9del Hoyo, J., Elliott, A., Sargatal, J., Christie, D.A. & de Juana, E. (eds.). Handbook of the Birds of the World Alive. Lynx Edicions, Barcelona.
♦ 10Jorrit H. Poelen, James D. Simons and Chris J. Mungall. (2014). Global Biotic Interactions: An open infrastructure to share and analyze species-interaction datasets. Ecological Informatics.
♦ 11FIELD NOTES ON THE BREEDING BIOLOGY AND DIET OF FERRUGINOUS PYGMY-OWL (GLAUCIDIUM BRASILIANUM) IN THE DRY CHACO OF ARGENTINA, Joaquín D. Carrera, Fernando J. Fernández, Federico P. Kacoliris, Luis Pagano, & Igor Berkunsky, ORNITOLOGIA NEOTROPICAL 19: 315–319, 2008
Ecoregions provided by World Wide Fund For Nature (WWF). WildFinder: Online database of species distributions, ver. 01.06 Wildfinder Database
Biodiversity Hotspots provided by Critical Ecosystem Partnership Fund
Audio software provided by SoundManager 2
Species taxanomy provided by GBIF Secretariat (2022). GBIF Backbone Taxonomy. Checklist dataset https://doi.org/10.15468/39omei accessed via GBIF.org on 2023-06-13; License: CC BY 4.0