Page:First course in biology (IA firstcourseinbio00bailrich).pdf/426

 and dog drink exactly the same way? Is the cat's tongue rough or smooth? How is the tongue used in getting the flesh off close to the bone? Can a cat clean a bone entirely of meat?

, of tropical America.

In what state of development is a newly born kitten? With what does the cat nourish its young? Name ten animals of various kinds whose young are similarly nourished. What is this class of animals called? Why does a cat bend its back when it is frightened or angry? Does a cat or a dog eat a greater variety of food? Which refuses to eat an animal found dead? Will either bury food for future use? Which is sometimes troublesome by digging holes in the garden? Explain this instinct. Which lived a solitary life when wild? Which had a definite haunt, or home? Why are dogs more sociable than cats? A dog is more devoted to his master. Why? A cat is more devoted to its home, and will return if carried away. Why? Why does a dog turn around before lying down? (Consider its original environment.)

The Skeleton (Fig. 337).—Compare the spinal column of a cat in form and flexibility with the spinal column of a fish, a snake, and a bird.