Family New World Blackbirds (Icteridae)

Least Concern

Scrub Blackbird (Dives warczewiczi)


Taxonomy

French: Quiscale buissonnier German: Buschstärling Spanish: Zanate matorralero
Taxonomy:

Lampropsar Warczewiczi

Cabanis

, 1861,

Peru

.

Previously treated as conspecific with D. dives (which see). Race kalinowskii larger (but not a major character), and intergrades with nominate in NW Peru (Cajamarca and La Libertad); no vocal differences identified, but was formerly treated as separate species#R. Two subspecies recognized.

Subspecies and Distribution
  • D. w. warczewiczi (Cabanis, 1861) – Northern Scrub Blackbird – SW Colombia (W Nariño, Gorgona I)#R and W Ecuador S to NW Peru (Tumbes S to La Libertad).
  • D. w. kalinowskii Berlepsch & Stolzmann, 1892 – Southern Scrub Blackbird – coastal plain and foothills of W Peru from La Libertad S to Ica, and extending inland in Cajamarca (upper R Marañón) and Huancavelica (R Mantaro, R Pampas) as far as W Cuzco#R.
  • Descriptive notes

    c. 21·5 cm (nominate); male average 85·5 g and female average 84 g (nominate), male 110 g (kalinowskii). Medium-sized all-dark icterid with long tail.... read more

    Voice

    Song, usually by both sexes in duet, a rather pleasant mixture of warbles, trills and whistles,... read more

    Habitat

    Xeric open woodland and scrub in lowlands and foothills, agricultural areas, clearings, fruit... read more

    Food and feeding

    Few detailed data. Diet presumably insects and other arthropods, also small vertebrates, fruits and seeds; reported as catching a lizard.... read more

    Breeding

    Season Feb–May; a food-begging juvenile in Jun in Lambayeque (Peru). Presumably monogamous. Apparently less territorial than D.... read more

    Movements

    Presumably resident.

    Status and conservation

    Not globally threatened. Common and numerous. Tolerates habitat modifications. Appears to be expanding its range in both Peru and Ecuador.

    Recommended citation

    Fraga, R. (2019). Scrub Blackbird (Dives warczewiczi). In: del Hoyo, J., Elliott, A., Sargatal, J., Christie, D.A. & de Juana, E. (eds.). Handbook of the Birds of the World Alive. Lynx Edicions, Barcelona. (retrieved from https://www.hbw.com/node/62282 on 25 August 2019).