282 DEVELOPMEXT. 



It is needless to recapitulate the description 

 of the manner in which I humbly conceive it 

 possible that these mighty animals might have 

 been developed, as the cases hypothetically put 

 before must have explained my meaning suffi- 

 ciently ; and my utmost hope is that the 

 suggestions and remarks I have thrown out 

 about the appearance and habits of animals so 

 little known may assist in enabling other 

 better qualified advocates of the great theory 

 oi progressive development by means of natural 

 selection, to work it out to demonstration. 



This is not a treatise on Natural History, 

 but a narrative of a summer's sporting trip 

 in the Arctic regions, and I have only alluded 

 to this intricate subject in its connection with 

 the curious animals I have described, or I 

 could easily fill a volume with facts corrobora- 

 tive of my views, taken from my own observa- 

 tions of many other animals in widely different 

 parts of the earth. I will content myself with 

 one. 



In a district of South Africa, not larger than 

 Britain, and not extending beyond ten degrees 

 of latitude, there are well known to exist nearly 

 thirty varieties of antelopes, from the huge 

 Eland of six feet in height and 2000 lbs, in 



