xiv Contents 



PAGE 



instincts, and intelligence, 636. Reflexes and tropisms, 638. Davenport's 

 analysisof behavior of Podurida;, 639. The swarming reflexof honey-bees, 639. 

 Reflexes of silkworm-moths, 640. Instincts, 641. Complex beha\-ior of solitary 

 wasp, 643. Fabre's experiments and conclusions, 643. Peckham's experiments 

 and conclusions, 650. An increasing mass of evidence favoring mechanical 

 cx|)lanation of insect behavior, 655. 



APPENDIX 



Collecting .\nd Rearing Insects 656 



Collecting equipment, 656. 'When and how to collect, 660. Rearing insects, 

 661. Aquarium, 665. 



Index 669 



