Family New World Sparrows (Passerellidae)

Endangered

Sierra Madre Sparrow (Xenospiza baileyi)


Taxonomy

French: Bruant des sierras German: Sierraammer Spanish: Chingolo serrano
Taxonomy:

Xenospiza baileyi

Bangs

, 1931,

Bolaños, Jalisco, Mexico

.

Monotypic.

Distribution:

C Mexico, where now restricted to two isolated areas: Distrito Federal (centred around La Cima and Milpa Alta, near Mexico City); and S Durango (Ejido Ojo de Agua–El Cazador).

Descriptive notes

14–15·2 cm; 15·8–19 g. Medium-sized sparrow with very short wings. Plumage is brownish above, washed with rufous and streaked with dark brown, crown... read more

Voice

Song often begins with 2, 3 or as many as 4 or 5 rapid notes, these followed (as in song of ... read more

Habitat

Pine (Pinus) savanna at 2285–3050 m, mostly above 2800 m. Found in medium and tall... read more

Food and feeding

Observed to feed on moths and caterpillars (Lepidoptera), flying ants (Formicidae), earthworms (Lumbricidae), and grass seed. Stomach of... read more

Breeding

Eggs and young found in Jun and Jul, nest with young in Aug, and juveniles recorded Aug and Sept. Nest built by female, taking 2–4... read more

Movements

Apparently sedentary; possible short-distance post-breeding dispersal.

Status and conservation

ENDANGERED. Restricted-range species: present in Sierra Madre Occidental and trans-Mexican range EBA. Locally common; has very small range, within which populations appear to... read more

Recommended citation

Rising, J. (2020). Sierra Madre Sparrow (Xenospiza baileyi). 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/61931 on 17 February 2020).