NATUBE-STUDY LESSONS. 37 



P. Feet. 



1 8. (a) Examine the feet of a hen. 



(^) Describe these as to shape, position of the toes, 

 number of toes, protection of toes. 



(c) Draw the foot. 



(d) Observe the hen while walking, scratching and 



roosting, in order to note the position of the 

 toes in each of these actions. 



19. (a) Examine the leg of a hen and discover why 



she does not fall off her roost when asleep. 



((5) Compare the hen in this respect with a caged 

 canary or robin. 



(c) Draw the bones of the leg and show the posi- 

 tion of the ligament which bends the toes 

 when the weight of the body rests on the 



bent leg. 

 G. Hearing. 



20. (a) How do you know a hen can hear? 



(3) Examine the head of a hen to discover her ears 



(c) Describe their position and appearance. 



H. Smelling. 



21. Observe the apertures on the upper bill and from 

 their position infer their use. 



I. Seeing. 



22. (a) Examine the eyes and discover the number of 



lids, and their position. 

 (i>) Describe and draw an eye. 



J. The Langua::e of t'.e Een. 



23. Observe sounds n.ade by the hen : — 



(a) When she calls her chickens for food. 



(d) When she is quieting them folded into her 



breast by her wings. 



