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Brown-backed Mockingbird Mimus dorsalis
BirdLife is updating this factsheet for the 2016 Red List
Please email us with any relevant information

IUCN Red List history

Year Category
2012 Least Concern
2009 Least Concern
2008 Least Concern
2004 Least Concern
2000 Lower Risk/Least Concern
1994 Lower Risk/Least Concern
1988 Lower Risk/Least Concern

Species attributes

Migratory status not a migrant Forest dependency Does not normally occur in forest
Land mass type   Average mass 58.7 g


  Estimate Data quality
Extent of Occurrence breeding/resident (km2) 134,000 medium
Number of locations -
Fragmentation -

Population & trend

  Estimate Data quality Derivation Year of estimate
No. of mature individuals Unknown not applicable Not Applicable 0
Population trend Stable -
Number of subpopulations - - -
Largest subpopulation - - -
Generation length (yrs) 5.3 - - -
Population justification: The global population size has not been quantified, but this species is described as 'fairly common' (Stotz et al. (1996).
Trend justification: The population is suspected to be stable in the absence of evidence for any declines or substantial threats (del Hoyo et al. 2005).

Country/Territory distribution

Country/Territory Occurrence status Presence Breeding Non-breeding Passage Resident
Argentina Native Extant       Yes
Bolivia Native Extant       Yes
Chile Unknown Extant        

Important Bird Areas where this species has triggered the IBA criteria

Country/Territory IBA Name IBA link
Argentina Bolsón de Pipanaco site factsheet
Argentina Caspala y Santa Ana site factsheet
Argentina Cuesta del Obispo site factsheet
Argentina Lagunas Runtuyoc - Los Enamorados site factsheet
Argentina Luracatao y Valles Calchaquíes site factsheet
Argentina Pampichuela site factsheet
Argentina Parque Nacional Los Cardones site factsheet
Argentina Quebrada del Toro site factsheet
Argentina Reserva Provincial de Uso Múltiple Laguna Leandro site factsheet
Argentina San Lucas site factsheet
Argentina Santa Victoria, Cañani y Cayotal site factsheet
Argentina Sierra de Zenta site factsheet
Argentina Tiraxi y Las Capillas site factsheet
Argentina Yavi y Yavi Chico site factsheet
Bolivia Cuencas de Ríos Caine y Mizque site factsheet
Bolivia Reserva Biológica Cordillera de Sama site factsheet
Bolivia Reserva Nacional de Flora y Fauna Tariquía site factsheet
Bolivia Southern slopes of Tunari National Park (Vertiente Sur del Parque Nacional Tunari IBA) site factsheet

Habitats & altitude

Habitat (level 1) Habitat (level 2) Importance Occurrence
Artificial/Terrestrial Pastureland suitable resident
Artificial/Terrestrial Subtropical/Tropical Heavily Degraded Former Forest suitable resident
Shrubland Subtropical/Tropical High Altitude major resident
Altitude 2300 - 3500 m Occasional altitudinal limits 1700 - 4200 m

Recommended citation
BirdLife International (2016) Species factsheet: Mimus dorsalis. Downloaded from on 23/10/2016. Recommended citation for factsheets for more than one species: BirdLife International (2016) IUCN Red List for birds. Downloaded from on 23/10/2016.

This information is based upon, and updates, the information published in BirdLife International (2000) Threatened birds of the world. Barcelona and Cambridge, UK: Lynx Edicions and BirdLife International, BirdLife International (2004) Threatened birds of the world 2004 CD-ROM and BirdLife International (2008) Threatened birds of the world 2008 CD-ROM. These sources provide the information for species accounts for the birds on the IUCN Red List.

To provide new information to update this factsheet or to correct any errors, please email BirdLife

To contribute to discussions on the evaluation of the IUCN Red List status of Globally Threatened Birds, please visit BirdLife's Globally Threatened Bird Forums.

Key facts
Current IUCN Red List category Least Concern
Family Mimidae (Mockingbirds and thrashers)
Species name author (Lafresnaye & D'Orbigny, 1837)
Population size Unknown mature individuals
Population trend Stable
Distribution size (breeding/resident) 134,000 km2
Country endemic? No
Links to further information
- Summary information on this species