SOME SOUTH AMERICAN RULERS 141 



it may be that the monkeys then living used to 

 tease the Glyptodon by holding on to his tail and 

 twisting it round and round in the same way that 

 the monkeys of South America now plague the 

 armadillo. 



Glyptodon shields in almost perfect condition 

 have been found imbedded in the ground in various 

 sections of South America. One of them was put 

 to a very practical use by a man who was obliged 

 to live in the forests for a time, far away from the 

 conveniences to which he had been accustomed. 

 He found the shield near his shack. With the 

 help of the natives he got it out of the ground. 

 Then he built a little addition to his shack, placed 

 the shield in it upside down and thereafter used it 

 as a bathtub. And a very good tub it made, too, 

 even if it was not porcelain-lined and nickel-plated. 



The Glyptodons came up into North America, 

 but they do not seem to have lived farther north 

 than Florida. At that time in the world's history 

 glaciers were drifting from north to south over 

 portions of North America. When these glaciers 

 began to move southward, the animals migrated in 



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