BIRD ADVENTURERS 



211 



colonists to have spread over so large a 

 country in only about thirty years, as they 

 have done. 



In our own country, during the last fifty 



SAND-GHOUSE. (From Yarrell's Britixh Birds.) 



years, we have seen the sand-grouse bravely 

 attempting to colonize, but in this case un- 

 fortunately without success. These strange 

 birds belong to a family of their own, and are 



