SYNOPSIS OF BIRD FAMILIES. 



Family Pygopodes : Grebes. Page 277. 

 2 Species. 



Very dexterous diving birds of lakes and rivers, as well 

 as of salt water, variously crested in the breeding-season ; 

 tlieir bodies are held upright by the posterior position of the 

 legs ; they are practically tailless, and, though smaller, bear 

 a close resemblance to the Loons. 



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