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THE POPULAR SCIENCE MONTHLV. 



estimated at between five and six millions. The noise of this 

 multitude is described as like the booming of a cataract, so loud 

 as to warn vessels at sea of the proximity of land, and the smell 

 as almost insupportable. The animal is covered with a long, flat- 

 tened, moderately coarse hair, under which is a dark, long, fine, 

 silky fur, the valuable seal-skin fur of the market. 



Steller's sea-lion ( Otaria Slelleri, Fig. 5) is a larger species, a full- 

 grown male measuring twelve feet in length, and occasionally six- 

 teen feet, and weighing a thousand pounds. It lives not only in 

 remote and secluded places, like the northern species, but also by 

 thickly inhabited coasts, where it enters the bays and rivers, and 

 even plays around the shipping. It is much more timid than the 



