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THE NATIONAL GEOGRAPHIC MAGAZINE 
Photo by Frank Edward Johnson 
MOHAMMED ON HIS HORSE, NEAR CHININI: OBSERVE THE ROCK STRATA 
flon” (a species of big-horned sheep), 
hyenas, and jackals. White, yellow, and 
black scorpions abound; also numerous 
snakes and vipers, one called “the horned 
viper” being particularly deadly. 
Horses and mules were brought me to 
select one for my long journeys. I chose 
a large, strong mule about five years old 
that had the worst temper imaginable, 
but could outrun the cadi’s pet stallion 
and climb mountains like a goat. My 
selection proved a wise one, for Mo- 
hammed’s horse fell twice and was badly 
hurt, and Brabisch had to use a second 
horse, his was so hurt by a fall at Guer- 
messa. Brabisch was the son of the 
