Family Tanagers (Thraupidae)

Critically Endangered

Medium Tree-finch (Geospiza pauper)


Taxonomy

French: Géospize modeste German: Kleinschnabel-Darwinfink Spanish: Pinzón de Darwin modesto
Taxonomy:

Camarhynchus pauper

Ridgway

, 1890,

Floreana (formerly Charles Island), Galapagos Islands

.

See G. psittacula. Monotypic.

Distribution:

Highlands of Floreana I, in S Galapagos Is.

Descriptive notes

13 cm; 16 g. Intermediate-sized tree-finch, larger body size than G. parvula and with bill distinctly larger and longer; typically has proportionately short and weak... read more

Voice

Song a repeated series of notes, lasting c. 1·5 seconds, “che-che-che-che-che”... read more

Habitat

Forested habitats at middle and higher elevations, 300–400 m. Inhabits montane evergreen and... read more

Food and feeding

Mainly small arthropods, also young buds and nectar and leaves. Forages by probing in bark crevices and branches; searches under foliage... read more

Breeding

Nest built by male, a sphere with entrance towards top and at side, made from dry grasses and other vegetation (often moss and lichen used... read more

Movements

Resident but some down slope movement after the breeding season.

Status and conservation

CRITICALLY ENDANGERED. Local and uncommon. Appears to be in rapid decline. Has tiny global range of c. 23 km², within which estimated population in 2008 at most 1660... read more

Recommended citation

Jaramillo, A. (2018). Medium Tree-finch (Geospiza pauper). 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/62170 on 19 June 2018).