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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 Pinamar

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




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Last published photographs

Foto
Photography ID: 670526
  Adult

Pinamar
Buenos Aires
Argentina
01/30/2026
Celina Emilia Iratchet
Foto
Photography ID: 631799
  Adult

Pinamar
Buenos Aires
Argentina
03/28/2025
Marcos Garberoglio
Foto
Photography ID: 586897
  Adult

Pinamar
Buenos Aires
Argentina
06/11/2024
Celina Emilia Iratchet
Foto
Photography ID: 560437
  Adult

Pinamar
Buenos Aires
Argentina
11/04/2023
Celina Emilia Iratchet
Foto
Photography ID: 370015
  Squab

Pinamar
Buenos Aires
Argentina
12/29/2019
German Sevrain
Foto
Photography ID: 205746
  Adult

Pinamar
Buenos Aires
Argentina
06/02/2017
Antonella Latorre
Foto
Photography ID: 169950
  Adult

Pinamar
Buenos Aires
Argentina
09/29/2016
Aluminé Sangorrín



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 Reports


 Detail of places sorted by number of records








Page 1
Record IDDateExact timeCountryProvince / departmentPlaceFilmedPhotographedRecorded vocalObservedHeardWounded or deadNumber of individualsUser or BibliographyDetail
242508030/01/2026ArgentinaBuenos AiresPinamarCelina Emilia Iratchet
227842228/03/2025ArgentinaBuenos AiresEstacion de Tren Divisadero, PinamarMarcos Garberoglio
204284611/06/2024ArgentinaBuenos AiresPinamarCelina Emilia Iratchet
193075904/11/2023ArgentinaBuenos AiresValle Fertil y Constitución, PinamarCelina Emilia Iratchet
133262217/12/2020ArgentinaBuenos AiresPlaya De Valeria Del Mar, Pinamar3Diego Varales
126402529/12/2019ArgentinaBuenos AiresPinamar, PinamarGerman Sevrain
125964106/01/2019ArgentinaBuenos AiresCariló, Pinamar1Gabriel Carbajales
65291527/07/2017ArgentinaBuenos AiresPlaya De Valeria Del Mar, Pinamar5Ezequiel Vera
58189702/06/2017ArgentinaBuenos AiresPinamarAntonella Latorre
48627029/09/2016ArgentinaBuenos AiresBacota 1823, PinamarAluminé Sangorrín
Page 1

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Citation recommended:

EcoRegistros. 2026. Chalk-browed Mockingbird (Mimus saturninus) - Species sheet. Acceded from https://www.ecoregistros.org on 18/03/2026.