8o CRUISE OF THE BARRERA 



does not apply to the night-prowling creatures 

 whose daylight hours are spent in concealment, 

 but they, however, do not figure in the visible forms 

 that make up our tropical scene. 



This same stimulus of the dawn is felt by man 

 himself. Indeed, below 23 latitude, the success 

 of the day is largely dependent upon an early start. 

 In the north there is no such hour upon the calen- 

 dar as 4 a.m. In the tropics it is the beginning of 

 the best hours for accomplishment. 



At daylight we emerged from our guest room, 

 assisted our host to remove the barriers from his 

 doors, and then for the first time we saw Azucar 

 at close range. Directly before us arising precipi- 

 tously a thousand feet and heavily draped in 

 dense vegetation it presents every feature of the 

 typical sierra. 



The east and west extension of the mountain is 

 about five miles. Farther to the west and sepa- 

 rated from Azucar by a valley of a mile or so in width 

 arises the large mass of Pena Blanca — a moun- 

 tain belonging to the series of north and south axis 

 that terminates to the south in a series of high 

 mogotes about Guane and Mendoza. Azucar, 

 itself, marks the western end of the ranges having 



