Family Tanagers (Thraupidae)

Least Concern

Grey Warbler-finch (Certhidea fusca)


French: Géospize gris German: Laubsänger-Darwinfink Spanish: Pinzón de Darwin gris

Certhidea fusca

P. L. Sclater and Salvin

, 1870,

Pinta (formerly Abington Island), Galapagos Islands


Genetic variation in this species relatively small, but population on Española (race cinerascens) represents a separate clade#R. Seven subspecies recognized.

Subspecies and Distribution
  • C. f. becki Rothschild, 1898 – Darwin I and Wolf I, in extreme NW Galapagos Is.
  • C. f. fusca P. L. Sclater & Salvin, 1870 – Pinta and Marchena, in N Galapagos Is.
  • C. f. mentalis Ridgway, 1894 – Genovesa, in N Galapagos Is.
  • C. f. bifasciata Ridgway, 1894 – Santa Fe, in C Galapagos Is.
  • C. f. ridgwayi Rothschild & E. J. O. Hartert, 1899 – Floreana, in S Galapagos Is.
  • C. f. luteola Ridgway, 1894 – San Cristóbal, in SE Galapagos Is.
  • C. f. cinerascens Ridgway, 1890 – Española, in SE Galapagos Is.
  • Descriptive notes

    10 cm; 8 g. A small Darwin’s finch with characteristically long and pointed, parulid-like bill, short and weak tail. Has pale sandy-grey head and upperparts, slightly... read more


    Often song a repeated series of notes, “chip-pi’pi’pi’pi’pi”,... read more


    Arid lowlands of small and low islands. May forage on dry sand beaches at very edge of vegetation. read more

    Food and feeding

    Eats small insects and spiders (Araneae). Adults feed nestlings solely with arthropods. Usually forages in middle storey, but will use all... read more


    Season Jan–May, on Genovesa beginning soon after first rains; up to three clutches laid within one season. Nest built by male alone,... read more



    Status and conservation

    Not globally threatened. Common and widespread.

    Recommended citation

    Jaramillo, A. (2019). Grey Warbler-finch (Certhidea fusca). 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 on 13 December 2019).