Family Weavers (Ploceidae)

Least Concern

Slender-billed Weaver (Ploceus pelzelni)


French: Tisserin de Pelzeln German: Mönchsweber Spanish: Tejedor de Pelzeln

Sitagra pelzelni


, 1887,

Magungo, Uganda


Proposed race tuta (described from near Mwanza, in Tanzania) synonymized with nominate. Two subspecies recognized.

Subspecies and Distribution
  • P. p. monacha (Sharpe, 1890) – Sierra Leone and S Ivory Coast E along coast to W Cameroon, also riverine Gabon, Congo and W & S DRCongo, NW Angola and NW Zambia.
  • P. p. pelzelni (Hartlaub, 1887) – NE DRCongo, Uganda, SW Kenya, NW Tanzania, Rwanda and Burundi.
  • Descriptive notes

    11 cm; 10–16 g. Very small weaver. Male nominate race has black forehead, crown to just behind eye, lores, cheek, ear-coverts, chin and throat, black extending onto... read more


    Song of chattering and swizzling calls, with whistled "si-si-si" interspersed between... read more


    Papyrus (Cyperus papyrus) and other tall waterside vegetation near lakes and other wetland... read more

    Food and feeding

    Diet primarily insects, with caterpillars (Lepidoptera) and ants (Formicidae) noted in stomach contents; in Cameroon, 32 stomachs all... read more


    Breeds in Jul–Aug in Ghana, Jun–Sept in Togo, May–Oct in Nigeria, Jan–Feb, Apr–Jun and Aug–Nov in... read more



    Status and conservation

    Not globally threatened. Locally common to not uncommon; very common in parts of E Africa. Has been recorded in Sierra Leone and possibly Liberia.

    Recommended citation

    Craig, A. (2020). Slender-billed Weaver (Ploceus pelzelni). 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 20 February 2020).