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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 Ituzaingó

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: 652112
 
Ituzaingó
Corrientes
Argentina
08/17/2025
Victor Hugo Michelini
Foto
Photography ID: 613839
  Adult

Ituzaingó
Corrientes
Argentina
09/07/2024
Marcelo Javier Wioneczak
Foto
Photography ID: 243697
  Adult

Ituzaingó
Corrientes
Argentina
01/18/2018
Jorge Omar Lanza



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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
236610617/08/2025ArgentinaCorrientesReserva Natural Don Luis, Ituzaingó1Enrique Chiurla
236602517/08/2025ArgentinaCorrientesCamino a Ea Don Luis Cambyretá, Ituzaingó1Enrique Chiurla
235866317/08/2025ArgentinaCorrientesReserva Natural Don Luis, Ituzaingó1Victor Hugo Michelini
235858217/08/2025ArgentinaCorrientesCamino a Ea Don Luis Cambyretá, Ituzaingó1Victor Hugo Michelini
218950410/11/2024ArgentinaCorrientesReserva Natural Municipal Zanjón Loreto, Ituzaingó2Gabriel Carbajales
218945010/11/2024ArgentinaCorrientesBahía Carayá, Ituzaingó1Gabriel Carbajales
216733505/10/2024ArgentinaCorrientesReserva Natural Don Luis, Ituzaingó2Diego Oscar
222398304/10/2024ArgentinaCorrientesReserva Natural Don Luis, Ituzaingó1Dominic Oviedo Löwen
222398403/10/2024ArgentinaCorrientesReserva hipico, Ituzaingó4Dominic Oviedo Löwen
222398203/10/2024ArgentinaCorrientes Corrientes, Ituzaingó1Dominic Oviedo Löwen
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.