CHAPTER II. 



intf and M}uatir 



THE WHALES. 



As those animals which trespass upon the domains 

 of water are far more numerous than* those which 

 trespass upon air or earth, we will take them first in 

 order. 



It is a very remarkable fact that among the 

 mammalia, which are all breathers of atmospheric air 

 and are hot-blooded, so as to be incapable of existing 

 without frequent and thorough respiration, there 

 should be a vast number which are either totally or 

 partially, inhabitants of the water. There is a regu- 

 larly graduated series of them representing almost 

 every known group of mammalia. 



Some live entirely in the water, and are quite as 

 dependent on it for existence as if they were fishes ; 

 some pass more of their time in the water than on the 

 land; some divide their time totally equally; while 

 others live chiefly on land, but resort to the water 

 either for food or shelter. 



At present no aquatic representation of the monkey 



