238 CAVE AND CLIFF DWELLERS. 
seems to keep to the warm lands, or 
tierra caliente, which restricts it to the 
low plains of Sonora and Sinaloa, just 
west of here. 
The endurance of these savage sons of 
the sierras in chasing deer is wonderful. 
They take a small native dog and starve 
it for three or four days till it has a most 
ravenous appetite; then they go deer 
hunting, and put this keen-nosed, hungry 
animal on the freshest deer trail thev can 
find. It is perfectly needless to add that 
he follows it with a vim and energy un¬ 
known to full stomachs. Fast as a hun¬ 
gry, starved dog is on a trail that prom¬ 
ises a good breakfast, he does not keep 
far ahead of the swift-footed cliff dweller, 
who is always close enough behind to 
render any assistance that may be re¬ 
quired if the deer is overtaken or a 
