268 LIVING THINGS IN THEIR ENVIRONMENT 



Martin Johnson 



N. Y. Zoological Society 



In each of the four animals give all the 

 adaptations you can for food getting, pro- 

 tection, and locomotion. 



used ; wastes must be passed 

 off ; and finally the food 

 must either be built into the 

 body to make new living 

 stuff, or else oxidized to re- 

 lease energy. We shall hear 

 more of this in a later unit. 

 Animals Must Repro- 

 duce Their Kind. If ani- 

 mals are to be successful, 

 they must leave some of 

 their kind behind them to 

 carry on after they are 

 dead. Eggs must be pro- 

 duced, and when the young 

 emerge, they must be pro- 

 tected until they can take 

 care of themselves. Protec- 

 tion of young is necessary if 

 animals are to be successful 

 in life. Birds often lay only 



one Qr twQ eg g g ag aga i ns t 



-n- / i i i 



&S of CggS laid by C6r- 



tain fish. But because the 



