356 
THE KILIMA-NJABO EXPEDITION. 
moves, may well be a mound of red earth. The un¬ 
conscious mimicry is rendered the more ludicrously 
exact sometimes by the sharply-pointed flag-like 
leaves of a kind of lily which frequently crown the 
summit of the ant-hill or grow at its base, thus 
suggesting the horns of an antelope, either with the 
head erect, or browsing low down. Vide Chapter 
IY. 
Among the passerine birds of Kilima-njaro I have 
brought back six that are new to science. Three of 
these are sun-birds,, one is a flycatcher, and the remain¬ 
ing two are chats. The sun-birds are found very high 
Fig. 67.—Head of Great-billed Eaven (Corvultur aWicollis). 
up the mountain, in that resembling the humming¬ 
birds which frequent the Andes near to the snow-line. 
They hover round the long tubular flowers of certain 
labiate plants, and on being captured it will be noticed 
that the feathers of the brow are thickly covered with 
pollen, so that in these regions sun-birds share with 
insects the means of fertilizing flowers. 
The bird mentioned in Chapter XIII. as being found 
at a height of 14,000 feet, the highest dweller, except 
the occasional passing ravens or kites, is Pinarodiroa 
hyposjpodia, a kind of stone-chat. 
Other passerine birds of a note are a lovely oriole 
(Oriolus notatus ), which frequents the forests of the 
