GREAT AUK. 



33. Plautus impennis. 29 in. 



Plumage black and white. Large and 

 heavy, but with tiny wings and incapable 

 of flight. They lived on coast and islands 

 from Mass, northward. They were killed 

 and their eggs taken by voyagers between 

 the Old and New Worlds until they became 

 extinct probably in the year 1844. 



Eggs. Their single eggs are dull white, 

 blotched with blackish and measure 5.00 x 

 3.00 in. in length and width. 



DOVEKIE; SEA DOVE." 



34. Alle alle. 8 in. 



Black above and white below, with a few 

 touches of white on the scapulars and white 

 tips to the secondaries. In summer the 

 throat is brown but in winter it is white. 



Nest. They lay single pale greenish-blue 

 eggs among crevices of sea cliffs. 



Range. North Atlantic, breeding in Arctic 

 regions; winters south to Long Island. 

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