FIG. 6. THE ACCLIMATIZATION OF THE GRANT ZEBKA, J0gfMM* 



Mare, and foal born July 17, 1911. The mare shows the black muzzle, dia- 

 mond shaped pattern of the star on the forehead, black, erect mane, which extends 

 back into the thin dorsal stripe and broad gridiron over the hips. The slender 

 limbs of the zebra colt have nearly the same length as the limbs of the mother, 

 although the body is very much shorter. This enables the colt to keep pace with 

 its mother in escaping the attacks of the lion, the chief enemy of the Grant zebra. 

 From photograph by Sanborn, in the Zoological Park 



the entire legs are devoid of stripes, so that the zebras of the Burchell 

 group from the Grant zebra on the extreme north of British East 

 Africa to the extinct Quagga of the Cape of Good Hope region, once 

 presented a complete color transition from the universal striping in 

 the North to striping confined to the shoulders and anterior portion of 

 the trunk in the Quagga of the South. This fading out of the stripes, 

 which affords a color transition between these brilliantly marked 

 animals and the apparently monotonous color of the Przewalsky horse, 

 affords strong ground for believing that all the horses were originally 



[35] 



