ORNITHOLOGY. 



state of plumage is less mature, the latter colour predominates so 

 entirely on the lower surface, that only a transition tint of the azure 

 appears upon the breast and abdomen. 



Linnaeus was induced to imagine that the two sexes of this bird 

 were distinct species, the male he denominated Fr'ingilla Bengalus^ 

 the female Fringilla Angolensis ; the male bird, which he happened 

 to describe^ having been received from Bengal, the female from 

 Angola. The truth is, that this widely diffused species inhabits both 

 these places in common, with many others in Asia and Africa : in 

 Angola, in particular, they appear to be very common. 



