Don't want to see ads? Sign up...





Species icon
Chalk-browed Mockingbird

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

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

 Request change
Filters

Records from Trelew

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




Loading map...




Last published photographs

Foto
Photography ID: 677860
  Immature

Trelew
Chubut
Argentina
03/16/2026
Zulima América Schupbach
Foto
Photography ID: 671783
♂ ♀
  Adult

Trelew
Chubut
Argentina
01/13/2026
Zulima América Schupbach
Foto
Photography ID: 671778
  Adult

Trelew
Chubut
Argentina
01/07/2026
Zulima América Schupbach
Foto
Photography ID: 671551
  Juvenile

Trelew
Chubut
Argentina
01/01/2026
Zulima América Schupbach
Foto
Photography ID: 657102
  Adult

Trelew
Chubut
Argentina
10/16/2025
Zulima América Schupbach
Foto
Photography ID: 538381
♂ ♀
  Adult

Trelew
Chubut
Argentina
06/04/2023
Zulima América Schupbach
Foto
Photography ID: 516034
  Adult

Trelew
Chubut
Argentina
01/30/2022
Andrés Cecconi
Foto
Photography ID: 469563
  Adult

Trelew
Chubut
Argentina
10/26/2021
Zulima América Schupbach
Foto
Photography ID: 467022
  Adult

Trelew
Chubut
Argentina
10/06/2021
Zulima América Schupbach
Foto
Photography ID: 461619
  Adult

Trelew
Chubut
Argentina
09/11/2021
Zulima América Schupbach
Foto
Photography ID: 461618
  Adult

Trelew
Chubut
Argentina
09/11/2021
Zulima América Schupbach
Foto
Photography ID: 461577
  Adult

Trelew
Chubut
Argentina
09/10/2021
Zulima América Schupbach



 View all photographs of the species




 Add a photography of this species





Last Vocalizations published




 Add an audio of this species





Last Filmings published


Video ID: 3261
  Adult

Trelew
Chubut
Argentina
06/13/2018
Luis Ramón Molina



 Ver todos los videos de la especie




 Add a film of this species





 Reports


 Detail of places sorted by number of records








Page 1
Record IDDateExact timeCountryProvince / departmentPlaceFilmedPhotographedRecorded vocalObservedHeardWounded or deadNumber of individualsUser or BibliographyDetail
244751616/03/2026ArgentinaChubutEn casa zona urbana, TrelewZulima América Schupbach
242902013/01/2026ArgentinaChubutEn casa zona urbana, TrelewZulima América Schupbach
242901507/01/2026ArgentinaChubutEn casa zona urbana, TrelewZulima América Schupbach
243819406/01/2026ArgentinaChubutTrelewHernán Tolosa
242849801/01/2026ArgentinaChubutEn casa zona urbana, TrelewZulima América Schupbach
237575516/10/2025ArgentinaChubutEn casa zona urbana, TrelewZulima América Schupbach
225675327/02/2025ArgentinaChubutLaguna Chiquichano, TrelewAdrian Braidotti
177862404/06/2023ArgentinaChubutEn casa zona urbana, TrelewZulima América Schupbach
176537510/04/2023ArgentinaChubutAeropuerto de Trelew, Trelew2Adrian Braidotti
193090425/02/2023ArgentinaChubutLaguna del ornitólogo, Trelew8Sebastián Otero
Page 1

 Add a record of this species

Citation recommended:

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