BEES AND POLLEN-COLLECTING 



71 



the hairs come off very easily, and with a sharp 

 dissecting knife for a razor as many hairs as 



FIG. 13. 



FIG. 14. 



FIG. 15. 



FIG. 1C. 



V 



1 



w 

 I 



FIG. 17. 



FIG. 18. 



one wants are almost immediately at one's 

 disposal. 



