Diet Overlap

Buteo polyosoma (Variable Hawk)
Tyto alba (Barn Owl)

Common Diet

Abrocoma bennettii (Chinchilla-rat)
Abrothrix olivaceus (Manso grass mouse)
Ctenomys talarum (Tuco-tuco)
Marmosa elegans
Mus musculus (house mouse)
Octodon degus (Degus)
Phyllotis darwini (Darwin's leaf-eared mouse)
Rattus rattus (black rat)

Common Habitat

Atacama desert
Bolivian montane dry forests
Bolivian Yungas
Bosques Petrificados Monumental Natural
Cauca Valley montane forests
Central Andean dry puna
Central Andean puna
Central Andean wet puna
Chilean matorral
Chilean Winter Rainfall-Valdivian Forests
Cordillera Central páramo
Dry Chaco
Eastern Cordillera real montane forests
Ecuadorian dry forests
El Rey National Park
Espinal
High Monte
Humid Chaco
Humid Pampas
La Reserva de la Planada
Lago Puelo National Park
Laguna Blanca National Park
Lanín National Park
Los Alerces National Park
Los Glaciares National Park
Low Monte
Madidi National Park
Magdalena Valley montane forests
Magellanic subpolar forests
Nahuel Huapi National Park
Northern Andean páramo
Northwestern Andean montane forests
Paraná flooded savanna
Parque Nacional Torres del Paine
Patagonian steppe
Perito Moreno National Park
Peruvian Yungas
Reserva de la Biosfera de Pozuelos
Reserva Ecologica de Ñacuñan
Reserva Nacional Lauca
Sechura desert
Southern Andean steppe
Southern Andean Yungas
Tierra Del Fuego National Park
Tropical Andes
Tumbes-Choco-Magdalena
Tumbes-Piura dry forests
Uruguayan savanna
Valdivian temperate forests
Western Ecuador moist forests

Attributes / relations provided by
1Predation upon small mammals in shrublands and grasslands of southern South America: ecological correlates and presumable consequences, Fabian M. Jaksic, Revista Chilena de Historia Natural 59: 209-221 (1986)
2Ctenomys talarum, Enrique R. Justo, Luciano J. M. De Santis, and Marta S. Kin, MAMMALIAN SPECIES No. 730, pp. 1–5 (2003)
3Population growth and density, diet and breeding success of striated caracaras Phalcoboenus australis on New Island, Falkland Islands, Paulo Catry, Miguel Lecoq, Ian J. Strange, Polar Biology Volume 31, Number 10, 1167-1174
4Thomomys townsendii, B. J. Verts and Leslie N. Carraway, MAMMALIAN SPECIES No. 719, pp. 1–6 (2003)
5Contribution to the study of the diet of four owl species (Aves, Strigiformes) from mainland and island areas of Greece, Haralambos Alivizatos, Vassilis Goutner and Stamatis Zogaris, Belg. J. Zool., 135 (2) : 109-118