G The Wilson Bulletin — No. 66. 



is more than one breeding a year. The egg is probably nearly 

 white when freshly laid, but it very soon becomes grimy from 

 contact with the bird's feet and wet plumage. All of the eggs 

 collected showed decided shell markings of purplish after 

 careful washing, some of them being distinctly marked, others 

 faintly so. The character of the markings seems to indicate 

 that the eggs of the immediate ancestors of the Pufifins were 



Carroll Islet. 



Figure 4 



Tufted Puffin {Lunda cirrhata). A few guards brave enough 

 to remain within twenty feet of the camera-man. 



.strongly marked, and they were therefore probably ledge nest- 

 ers, as the Murres are still. 



• While these birds seem to fly readily once they have vaulted 

 out over the ocean, it is clear that their short wings do not 

 suffice to carry them upward directly to their nesting burrows. 

 They get up from the sea rather clumsily and circle about on 



