QUESTIONS. 345 



pend ? What are the causes which determine the actions of animals ' 

 What power has Man over these causes ? Give the sentiment quoted 

 from Buffon. What is the great stimulus to animal motion ? 



(P. 102.) What are the organs of involuntary motion ? Give some 

 examples of this motion. Why are the most important vital functions 

 of the animal economy involuntary ? 



What general remark is made upon the motions of Quadrupeds, 

 Birds, and Fishes? Give some examples of the peculiar adaptation of 

 the limbs of animals to the kind of motions they must perform. To 

 what are the motions of animals proportioned ? What is said of the 

 chief source of animation and vivacity in nature ? Mention the charac- 

 teristics of those animals that are slow in their motions ; of those 

 that are rapid. 



(P. 104.) What is said of the movements of the shell tribes? De- 

 scribe the tentacula of the river Muscle, and its use ;- the beards of the 

 marine Muscle. How is locomotion performed by theLimpin? the 

 Spout-fish ? the Scallop ? the Oyster ? What account of the Oyster 

 by the Abbe Dicquemare ? Describe the movements of the Sea-urchin ; 

 of the Medusa. 



CHAPTER in. 



OP INSTINCT. 



(P. 109.) How have philosophers differed, in explaining the indica- 

 tions of intelligence and reasoning in' animals ? What is the author's 

 view of the subject ? How does he point out the difference between 

 Man and other animals ? Do instinct and intellect ever cooperate ? 

 Illustrate by an example. How do the governing principles of Man 

 and those of other animals appear from a comparison of their habita- 

 tions ? What two kinds of instinct are specified ? 



(P. 111.) What are pure instincts ? Give an example, in children ; 

 in Caterpillars ; in young Birds; in Insects ; in the Bee, and 

 the Beaver; in the Wood-piercing Bee ; in the Rose-leaf Bee; in 

 Wasps ; in Birds ; in the Spider ; and in Beetles. 



What is the second class of instincts ? How illustrated in the Os- 

 trich? in Rabbits? in Bees? in Wasps? in Birds? in Cod- 

 bait ? in a Cat ? 



(P. 115.) Enumerate some of the evidences of intellect that appear 

 in different animals. What is the difference between a machine and 

 an animal? What facts are mentioned in proof of reasoning power in 

 animals ? 



