THE BIRD ROOKERTES OF LAYS AN. 



325 



heavenward, uttering a long-drawn 'ah-h-li-li-, ' with a rising inflection. 

 This pkiy is repeated indefinitely, and with variations, and when, as 



Fi«. 7. Here and there are Small Groups of Adults engaged in a Sort of Play. 



sometimes happens, it is accomplished in perfect unison, the effect is 

 extremely laughable. 



Tlie life history of the albatrosses on Laysan, as given us by Mr. 

 Schlemmer, is as follows : The eggs are laid late in January or early in 



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':?^*-. «> 





-*«a*r^ 



;;!l9fVP^B' 



r^r^^yl- 



''mm 



m^i 





Fig. 8. They (.'ircle i.\ Clouds around his Head. 



February, both parents taking part in incubation. The nest is made 

 by the female by merely scraping together the earth or mud wherever 



