GNUS AND DUIKERS 



301 



wateliful, alert, and, when grazing, guarded by sentries, 

 usually old bucks, with eyes as keen as those of a hawk. 

 These sentinels often post themselves on an anthill in 

 such excellent positions as to command the plain for a 

 mile or more. Hunters dislike this animal, for it seems 

 to he the self-appointed watchman of the grazing ground, 



The Head of an Adult Brindled iinii {Ooniiochirtes fauriuns) 

 and its Calf, showing the horns growing out as spikes ; the}' 

 subsequently assume the peculiar curves characteristic of 

 the adult. (Natural History iNIuseuui.) 



and its cry of warning will send various kinds of beasts, 

 especially zebras, galloping over the plain. The harte- 

 beest obtained its name from the early Dutch settlers in 

 South Africa l)ecause it is so hardy, and so tolerant of 

 severe injur}^ Hartebeest are common throughout the 

 African Continent and they vary in form, colour and 

 shape of the horns, according to age and sex. In 



