Animalia > Chordata > Mammalia > Cingulata > Dasypodidae > Zaedyus > Zaedyus pichiy

Zaedyus pichiy (Pichi)

Wikipedia Abstract

The pichi (Zaedyus pichiy) or dwarf armadillo is a small armadillo native to Argentina and Chile. It is the only living member of the genus Zaedyus, and the only armadillo to hibernate.
View Wikipedia Record: Zaedyus pichiy


EDGE Analysis

Uniqueness Scale: Similiar (0) 
 Unique (100)
Uniqueness & Vulnerability Scale: Similiar & Secure (0) 
 Unique & Vulnerable (100)
ED Score: 14.99
EDGE Score: 3.47


Adult Weight [1]  3.31 lbs (1.50 kg)
Birth Weight [1]  105 grams
Female Maturity [1]  10 months 20 days
Male Maturity [1]  10 months 20 days
Diet [2]  Carnivore (Invertebrates)
Diet - Invertibrates [2]  100 %
Forages - Ground [2]  100 %
Gestation [1]  60 days
Litter Size [1]  2
Litters / Year [3]  1
Maximum Longevity [1]  13 years
Nocturnal [4]  Yes
Weaning [1]  42 days


Name Countries Ecozone Biome Species Report Climate Land
Chilean matorral Chile Neotropic Mediterranean Forests, Woodlands, and Scrub
Dry Chaco Bolivia, Paraguay, Argentina Neotropic Tropical and Subtropical Dry Broadleaf Forests
Espinal Argentina Neotropic Temperate Grasslands, Savannas, and Shrublands
High Monte Argentina Neotropic Deserts and Xeric Shrublands  
Humid Pampas Argentina Neotropic Temperate Grasslands, Savannas, and Shrublands
Low Monte Argentina Neotropic Temperate Grasslands, Savannas, and Shrublands
Magellanic subpolar forests Chile, Argentina Neotropic Temperate Broadleaf and Mixed Forests
Patagonian steppe Chile, Argentina Neotropic Temperate Grasslands, Savannas, and Shrublands
Southern Andean steppe Argentina, Chile Neotropic Montane Grasslands and Shrublands
Valdivian temperate forests Chile, Argentina Neotropic Temperate Broadleaf and Mixed Forests

Protected Areas

Name IUCN Category Area acres Location Species Website Climate Land Use
Bosques Petrificados Monumental Natural National Monument III 151218 Santa Cruz, Argentina  
Laguna Blanca National Park II 19735 Neuquen, Argentina  
Nahuel Huapi National Park II 759703 Argentina  
Reserva Ecologica de Ñacuñan Ecological Reserve Ia   Argentina  

Biodiversity Hotspots

Name Location Endemic Species Website
Chilean Winter Rainfall-Valdivian Forests Chile No

Prey / Diet

Dorymyrmex joergenseni[5]
Dorymyrmex richteri[5]
Dorymyrmex tener[5]
Pheidole aberrans[5]
Solenopsis patagonica[5]


Caracara plancus (Southern Crested Caracara)[6]
Geranoaetus melanoleucus (Black-chested Buzzard-Eagle)[3]
Harpyhaliaetus coronatus (Crowned Solitary Eagle)[7]
Lycalopex gymnocercus (Pampas Fox)[8]
Puma concolor (Cougar)[3]


Parasitized by 
Hectopsylla broscus[9]
Malacopsylla grossiventris[9]
Phthiropsylla agenoris[9]

Range Map

South America;



Attributes / relations provided by
1de Magalhaes, J. P., and Costa, J. (2009) A database of vertebrate longevity records and their relation to other life-history traits. Journal of Evolutionary Biology 22(8):1770-1774
2Hamish 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
3Zaedyus pichiy (Cingulata: Dasypodidae), MARIELLA SUPERINA AND AGUSTIN M. ABBA, MAMMALIAN SPECIES 46(905):1–10 (2014)
4Myers, P., R. Espinosa, C. S. Parr, T. Jones, G. S. Hammond, and T. A. Dewey. 2006. The Animal Diversity Web (online). Accessed February 01, 2010 at
5Summer diet of the pichi Zaedyus pichiy (Xenarthra: Dasypodidae) in Mendoza Province, Argentina, M. Superina, F. Fernandez Campon, E.L. Stevani, R. Carrara, Journal of Arid Environments xxx (2009) 1–4
6Food habits of the Crested Caracara (Caracara plancus) in the Andean Patagonia: the role of breeding constraints, A. Travaini, J. A. Donázar, O. Ceballos & F. Hiraldo, Journal of Arid Environments (2001) 48: 211–219
7Crowned eagles rarely prey on livestock in central Argentina: persecution is not justified, José Hernán Sarasola, Miguel Ángel Santillán, Maximiliano Adrián Galmes, Endangered Species Research 11: 207–213, 2010
8Lycalopex gymnocercus (Carnivora: Canidae), MAURO LUCHERINI AND ESTELA M. LUENGOS VIDAL, MAMMALIAN SPECIES 820:1–9 (2008)
9International Flea Database
Ecoregions provided by World Wide Fund For Nature (WWF). WildFinder: Online database of species distributions, ver. 01.06 WWF WildFINDER
Biodiversity Hotspots provided by Critical Ecosystem Partnership Fund
Images provided by Google Image Search
Abstract provided by DBpedia licensed under a Creative Commons License
Weather provided by NOAA METAR Data Access