PARP Tit 
MODERN. CLIFF-DWELLERS 
(Gannets, Gutllemots, Auks, Puffins, Kittiwakes, Etc.) 
One By one, retiring like an army of heroes 
from a well-fought, but unequal battle, the Murres 
and their allies have yielded up fortress after fortress 
along our coast as the encroachments of man have 
. — - sg sees oor -- OM EEE ——a 
ez tae 
A es Baa 
ES ie os es 
; 
GREAT BIRD ROCK AT EVENING 
pushed their breeding-grounds farther and farther 
toward the wilds of the north. The time was 
when they occupied the rocks off Boston harbour, 
and swarmed upon the islands of the New England 
coast. But this was long ago. Only the Black 
Guillemots maintain themselves as far south as the 
islands of the coast of Maine by hiding their eggs 
under forbidding boulders, as also do a very few 
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