Animalia > Chordata > Aves > Strigiformes > Tytonidae > Tyto > Tyto capensis

Tyto capensis (Grass Owl)

Synonyms: Strix capensis; Tyto capensis capensis; Tyto capensis damarensis; Tyto capensis libratus

Wikipedia Abstract

The African grass owl (Tyto capensis) is a species of owl in the Tytonidae family.It is found in Angola, Burundi, Cameroon, Republic of the Congo, Democratic Republic of the Congo, Ethiopia, Kenya, Lesotho, Malawi, Mozambique, Rwanda, South Africa, Swaziland, Tanzania, Uganda, Zambia, and Zimbabwe. Grass owls differ in appearance from their cousins the barn owl in being larger, with stronger contrast between the upper and lower body. The upperparts are dark brown and the underparts whitish. The face is also rounder than that of the barn owl.
View Wikipedia Record: Tyto capensis

EDGE Analysis

Uniqueness Scale: Similiar (0) 
4
 Unique (100)
Uniqueness & Vulnerability Scale: Similiar & Secure (0) 
25
 Unique & Vulnerable (100)
ED Score: 10.0396
EDGE Score: 2.40149
Learn more at EDGE of Existence programme

Attributes

Adult Weight [1]  351 grams
Birth Weight [2]  24.2 grams
Female Weight [1]  383 grams
Male Weight [1]  320 grams
Weight Dimorphism [1]  19.7 %
Diet [3]  Carnivore (Invertebrates), Carnivore (Vertebrates)
Diet - Ectothermic [3]  10 %
Diet - Endothermic [3]  80 %
Diet - Invertibrates [3]  10 %
Forages - Understory [3]  10 %
Forages - Ground [3]  90 %
Clutch Size [5]  3
Fledging [1]  32 days
Incubation [4]  32 days
Mating Display [2]  Ground display
Nocturnal [3]  Yes
Raptor Research Conservation Priority [6]  79

Ecoregions

Protected Areas

Biodiversity Hotspots

Prey / Diet

Otomys angoniensis (Angoni vlei rat)[7]
Otomys irroratus (vlei rat)[8]

Prey / Diet Overlap

External References

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
♦ 2Terje Lislevand, Jordi Figuerola, and Tamás Székely. 2007. Avian body sizes in relation to fecundity, mating system, display behavior, and resource sharing. Ecology 88:1605
♦ 3Hamish 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
♦ 4Kemp, 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
♦ 5Jetz 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
♦ 6Buechley 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
♦ 7Otomys angoniensis, G. N. Bronner and J. A. J. Meester, MAMMALIAN SPECIES No. 306, pp. 1-6 (1988)
♦ 8Otomys irroratus, G. Bronner, S. Gordon, and J. Meester, MAMMALIAN SPECIES No. 308, pp. 1-6 (1988)
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
Abstract provided by DBpedia licensed under a Creative Commons License
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