MAMMAL STUDY 



FEEbiNC In O; en Air, Volume 14, Number i 



Feeding Among Trees And Shrubs Vo lume i 3 

 Number 3 



Red bat, ij-i; hoary bat, 

 14-1 ; other bats 



Active mostly at twilight 

 and daybreak; com- 

 mon about woods and 

 country; wonderful 

 Piers; sleep head down- 

 ward; really good in- 

 stead of bad 



Little brown bat, 14-] 

 silver-haired bat, 14- ] 

 big brown bat, 14- 



Why found near lights, 

 insects there at same 

 time; food entirely 

 i nsects ■ caught on 

 wing; use of tail, teeth 



A kind of bat for each 

 type of landscape and 

 for different degrees of 

 darkness; enemies and 

 protection; migration 

 map 



Emphasize that public 

 opinion is not always 

 just in its judgments 

 do not jump at con- 

 clusions; work on pro- 

 ects 



Active mostly at twilight 

 and daybreak; com- 

 mon in towns about 

 lights; wonderful fliers 



When first seen and last 

 seen in year; which 

 migrate and which do 

 not ; compare length 

 and use of bats fingers 

 and toes and ours; 

 teeth 



Migration map; enemies; 

 home life; relation to 

 insects; swallows do by 

 day what bats do by 

 night 



Relation of insects to dis 

 ease and of b-^ts to 

 insects; which m 

 desirable 



227 



