Crithagra burtoni
The Thick-billed Seedeater (*Crithagra burtoni*) is a robust and distinctive passerine belonging to the finch family (Fringillidae), known for its exceptionally large and powerful bill. Measuring approximately 19-20 cm in length and weighing between 38-54 grams, it is one of the largest seedeaters in its genus. Its plumage is generally an olive-green above, transitioning to a yellowish-green on the underparts, often with streaking. Key identification marks include a prominent pale supercilium...
This species primarily inhabits montane evergreen forests, forest edges, and clearings, often utilizing areas with bamboo thickets or coffee plantations. It is typically found at elevations ranging from 900 to 3000 meters above sea level.
The diet consists predominantly of seeds, particularly large and hard seeds from various trees and shrubs, including those of forest trees like *Hagenia* and fig species. It also consumes some fruits and, to a lesser extent, insects.
The Thick-billed Seedeater is a diurnal bird, typically foraging actively during daylight hours and roosting communally or solitarily in dense foliage at night. Its foraging strategy involves gleaning seeds, fruits, and occasionally insects from tree branches and shrubs, often hanging acrobatical...
The Thick-billed Seedeater has a disjunct distribution across the montane regions of central and East Africa, primarily being a resident species with altitudinal movements rather than long-distance migrations. Its breeding range includes fragmented populations in the highlands of Cameroon and the...
Least Concern
- The Thick-billed Seedeater's bill is so massive that it accounts for a significant portion of its overall head size, making it one of the largest-billed passerines relative to its body. - Its scientific name, *Crithagra burtoni*, honors Captain Richard Francis Burton, the famous British explore...