SCIENCE BUCEETIN 
V()U’.M]', 2 BEAT!': 20 
I, 2, 3. Three views of the Eiicas Glacier colony of kinij pcnitnins, Dec. 24, 1912. 
The backjrround is a hi^^h hank of neve. The two lower ]hctnres show the free Birds 
niassiiiLt and hej^inniiiLt to inarch toward the sea, leaving yearli'ij^s, nioltinj^ adults, 
and sitters, huddled tottether in the rear. 
