PRELIMINARY CLASSIFIED NOTES 129 



according to Mr. W. W. Worthington, and is chiefly performed by the female, who 

 is. however, relieved for short periods by her mate. In Scotland the eggs were 

 usually laid about the last days of April or the beginning of May, and about the 

 same time in Germany, but in the Mediterranean it breeds about mid-April, and 

 late in May or even in June in Northern Europe. Only one brood is reared in the 

 season. [F. c. E. J.] 



5. Food. Almost entirely fish ; occasionally frogs, and, in America, water- 

 snakes. The young are fed by both parents on fish. [w. p. p.] 



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