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Mimus saturninus

Chalk-browed Mockingbird


Mimus saturninus

(Lichtenstein, MHC, 1823)
Calandria Grande
Sabiá-do-campo

Family: Mimidae
Order: Passeriformes
Class: Aves
Phylum / Division: Chordata
Kingdom: Animalia

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Records from Santa Fe

Conservation status according to BirdLife International: Least Concern


Description


A medium-sized and slender mockingbird with an upright posture and a clean, elongated profile. Its plumage is mostly grayish to brownish, with subtle streaking on the breast and flanks and paler underparts. The wings show a contrasting pattern of dark and light patches, especially noticeable in flight. It has a slightly curved, fine bill suitable for probing insects and fruit. The yellowish eyes give it a sharp, alert expression. Juveniles display a duller and less contrasted appearance.

Geographical distribution: It occurs widely across South America, from central and eastern Brazil through Paraguay, Bolivia, Uruguay, and much of Argentina, occupying open and semi-open landscapes. It thrives in dry regions, savannas, pampas and even suburban environments.

Habitat: Inhabits open grasslands, scrublands, forest edges, rural environments and urban areas, where it adapts readily. It is frequently observed in gardens, parks and areas with scattered shrubs, often using exposed branches, posts or human-made structures as vantage points.

Diet: Its diet is omnivorous and opportunistic, including insects, small invertebrates, fleshy fruits, seeds and occasionally human-related food items. It forages mainly on the ground, walking with confident steps and pausing to inspect leaf litter or cavities for prey.

Behavior: A highly territorial species, especially during the breeding season. Its song is strong, varied and persistent, often including imitations of other birds. It tends to be bold and active, regularly perching on elevated lookouts. In human-modified areas it may form small family groups and defend resources vigorously.

Breeding: Builds an open and bulky nest of twigs and plant fibers in shrubs, medium-height trees or artificial structures. The clutch typically contains 2 to 4 eggs. The female performs most of the incubation, while both adults defend the territory and feed the chicks until independence.

Conservation status: Classified as Least Concern (LC) globally, supported by its broad range, adaptability and stable populations. It thrives in altered landscapes and often expands into human-modified areas.


Author of this compilation: EcoRegistros – 08/12/2025





Geographic distribution


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Species photographs

Last published photographs

Foto
Photography ID: 698212
 
Santa Fe
Santa Fe
Argentina
05/30/2026
Gustavo Fernando Durán
Foto
Photography ID: 519939
  Adult

Santa Fe
Santa Fe
Argentina
01/04/2023
Gustavo Puente
Foto
Photography ID: 453677
♂ ♀
  Adult

Santa Fe
Santa Fe
Argentina
07/12/2021
Eduardo Beltrocco
Foto
Photography ID: 396813
 
Santa Fe
Santa Fe
Argentina
04/26/2020
Gustavo Fernando Durán
Foto
Photography ID: 396708
 
Santa Fe
Santa Fe
Argentina
04/25/2020
Gustavo Fernando Durán
Foto
Photography ID: 396449
 
Santa Fe
Santa Fe
Argentina
04/24/2020
Gustavo Fernando Durán
Foto
Photography ID: 249894
  Adult

Santa Fe
Santa Fe
Argentina
02/23/2018
Gustavo Fernando Durán
Foto
Photography ID: 101001
  Adult

Santa Fe
Santa Fe
Argentina
05/23/2015
David Omar Rodriguez
Foto
Photography ID: 89861
  Adult

Santa Fe
Santa Fe
Argentina
02/20/2015
Gustavo Fernando Durán
Foto
Photography ID: 87415
  Adult

Santa Fe
Santa Fe
Argentina
03/07/2015
Paulo Albornoz
Foto
Photography ID: 74854
  Adult

Santa Fe
Santa Fe
Argentina
11/27/2010
Gustavo Fernando Durán
Foto
Photography ID: 60512
  Adult

Santa Fe
Santa Fe
Argentina
07/26/2014
David Omar Rodriguez



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Species vocalizations

Last vocalizations published



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Species videos

Last filmings published


Video ID: 7152
  Adult

Santa Fe
Santa Fe
Argentina
04/21/2026
Pablo Capovilla



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Species reports



 Detail of places sorted by number of records








Page 1
Record IDDateExact timeCountryProvince / departmentPlaceFilmedPhotographedRecorded vocalObservedHeardWounded or deadNumber of individualsUser or BibliographyDetail
250706430/05/2026ArgentinaSanta FeMuseo y Parque de la Constitución Nacional, Santa FeGustavo Fernando Durán
246153621/04/2026ArgentinaSanta FeReserva Natural Urbana del Oeste, Santa Fe1Pablo Capovilla
236300720/09/202517:16ArgentinaSanta FeCatalina Blater 624, Santa Fe1Gustavo Fernando Durán
232302020/07/202517:52ArgentinaSanta FeMariano Vera 586, Santa Fe1Gustavo Fernando Durán
217733120/10/2024ArgentinaSanta FeGuillermo Tell 6, Santa Fe1Gustavo Fernando Durán
214204605/09/2024ArgentinaSanta FeReserva Natural Urbana del Oeste, Santa Fe2Pablo Capovilla
212689801/08/2024ArgentinaSanta FeReserva Natural Urbana del Oeste, Santa Fe2Pablo Capovilla
204835323/06/2024ArgentinaSanta FeGuillermo Tell 6, Santa Fe1Gustavo Fernando Durán
211982514/06/2024ArgentinaSanta FeReserva Natural Urbana del Oeste, Santa Fe2Pablo Capovilla
177200031/05/2023ArgentinaSanta FeAvenida de Circunvalación de Santa Fe, Santa Fe2Gustavo Fernando Durán
Page 1

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Recommended citation
Please use the following reference when citing this species account.
EcoRegistros. 2026. Chalk-browed Mockingbird (Mimus saturninus) – Species account. Accessed from www.ecoregistros.org on 21/09/2026.