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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 Río Ceballos

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: 684439
  Adult

Río Ceballos
Córdoba
Argentina
04/21/2026
Celina Emilia Iratchet
Foto
Photography ID: 588112
  Adult

Río Ceballos
Córdoba
Argentina
06/17/2017
Glauco Oliveira
Foto
Photography ID: 145790
  Adult

Río Ceballos
Córdoba
Argentina
03/26/2016
Eugenia Boggiano



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 Detail of places sorted by number of records








Page 1
Record IDDateExact timeCountryProvince / departmentPlaceFilmedPhotographedRecorded vocalObservedHeardWounded or deadNumber of individualsUser or BibliographyDetail
246390721/04/2026ArgentinaCórdobaRío CeballosCelina Emilia Iratchet
241668613/01/2026ArgentinaCórdobaDique La Quebrada, Río Ceballos1Pablo Bruni
241657105/01/2026ArgentinaCórdobaComplejo Megevand, Río Ceballos1Pablo Bruni
141654814/06/2021ArgentinaCórdobaSaavedra, Río Ceballos2Eugenia Boggiano
141651912/06/2021ArgentinaCórdobaEn la calle principal de la ciudad, Río Ceballos2Eugenia Boggiano
80816116/09/2018ArgentinaCórdobaRío CeballosHugo Caverzasi
204652617/06/2017ArgentinaCórdobaCascada Los condores, Río CeballosGlauco Oliveira
57214216/04/2017ArgentinaCórdobaDique de la Quebrada, Río Ceballos2Virginia Bonifacio
42237126/03/2016ArgentinaCórdobaCamino de los Manantiales, Río CeballosEugenia Boggiano
37488406/12/2015ArgentinaCórdobaRío CeballosEugenia Boggiano
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.