NATUBE-STUDY LESSONS. 19 



10. Trail a piece of meat tied to a string along the 

 floor, and observe how the cat carries its head when 

 following it ; also the position of the whiskers. 



11. Infer the use of the whiskers to the cat. 

 £. Its Ears and Hearing. 



12. (a) Examine the ears. 



(d) Note their shape and position. 



(c) What advantage does their position confer ? 



13. (a) Scratch with a pin near the cat. 



(d) Observe its actions. 



(c) Note the position of its ears while listening. 



(d) Discover whether its hearing is acute. 



F. Its Feet and Claws. 



14. (a) Examine the feet. 



(6) Describe them, pointing out the number of the 

 toes on each foot, the number of claws, 

 where these are situated, and their shape. 



(c) Discover the use made of the claws, and why 

 they can be kept so sharp. 



15. Compare the feet of the cat with those of the 

 dog. What differences in mode of life are suited to 

 these differences in the structure of the foot? 



16. How is it that the cat can walk so noiselessly? 



17. Place the cat on the side of a post or tree and 

 describe its method of climbing. 



G. Its Legs and Joints. 



18. (a) Examine the legs. 



(^) Notice how the fore legs are hinged to the 



body. 

 {c) Observe the great flexibility of all the joints 



and infer the purpose. 



