Courtesy of Underwood & Underwood, N. Y. 



whale's jaw split to show whalebone 



The whalebone enables the whale to strain out of the water the 

 little shrimp and cuttlefish upon which he feeds 



Courtesy of M. P. Greenwood Adams 



DUGONGS CAPTURED IN AUSTRALIA 



Australian dug:onp:s are hunted for the oil and hides which they 



yield 



