Where did Life Begift? 2>7 



But it Is a conspicuous fact that, whatever 

 the agency evoked to keep the arctics warm, it 

 has in each instance been assumed as a con- 

 dition in order to account for a phenomenon, 

 while the phenomenon Itself has rested on the 

 condition assumed. And neither the condition 

 nor the phenomenon have at any time been 

 necessary to account for anything if this globe 

 has really passed through all the grades of 

 lowering temperature from a heated mass to 

 its present condition. It is perfectly reason- 

 able, therefore, to suppose that these tropical 

 forms lived when the arctic climate first be- 

 came suitable for them and died where their 

 remains are found ; especially as nothing has 

 yet been discovered inconsistent therewith 

 and so much corroborative evidence points to 

 the same conclusion. 



It Is a well-established fact that the Siberian 

 elephants had an extremely long and heavy 

 coat of hair, with an undergrowth of close, 

 warm wool as a covering. It is scarcely less 

 certain that they continued in the Arctics un- 

 til the commencement of the first glacial pe- 

 riod — the beginning of the quaternary — or the 



