The bluebills are the genus ''Spermophaga '' of the
estrildid finches family. These
bird
Birds are a group of warm-blooded vertebrates constituting the class Aves (), characterised by feathers, toothless beaked jaws, the laying of hard-shelled eggs, a high metabolic rate, a four-chambered heart, and a strong yet lightweigh ...
s are found in tropical
Africa
Africa is the world's second-largest and second-most populous continent, after Asia in both cases. At about 30.3 million km2 (11.7 million square miles) including adjacent islands, it covers 6% of Earth's total surface area ...
. They are gregarious
seed eaters with short, thick, blue and red bills. All have plumage which is mainly crimson and black or dark grey.
Species
The members are:
References
*Clement, Harris and Davis, ''Finches and Sparrows''
Estrildidae
{{Estrildidae-stub