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to resemble the owls or night flying forms. Here are 

 insects with large compound eyes, the starfish with 

 eyes at the end of his rays, etc. 



Entering the room we come first to the systematic 

 collection of North American birds. The game birds 

 and the dates between which they are in season are 

 being indicated on the labels. 



Diving Birds. — The first case at the right contains 

 the diving birds, which belong to the Order Pygopo- 

 des. It contains the auks, loons, grebes, puffins, etc. 

 Most of these are Northern birds. They are quick 

 divers, and can swim under water for a considerable 

 distance, but are scarcely able to walk at all on land. 

 Though the wings are usually very short, some of 

 them fly well. 



Birds of Prey. — Then come the birds of prey, or 

 birds of the order Eaptores. Here are the eagles, 

 hawks, and falcons, while in the lower case are the 

 vultures, and the owls or nocturnal birds of prey. 

 As a rule the birds of prey which are world-wide in 

 their distribution live on birds and mammals which 

 they capture alive. The vultures live on carrion. 

 The owls feed on small mammals at night. Here is 

 the symbol of the republic, the bald eagle. 



Swimmers. — Turning back to the left, the case at 

 the end of the room contains the short winged swim- 

 ming birds, the ducks, geese, and swans, all making 



