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ZOOLOGY, &c. 



^ 



A TREATISE concerning living creatures, or 

 the natural history of the animal kingdom, but 

 more especially referring to quadrupeds. Or- 

 nithology, Ichthyology, Entomology, &c. are 

 properly subdivisions of this general head. 



TJte Six Classes of Animals. 



Class 1. Mammalia suckle their young. 



2. Birds covered with feathers. 



3. Amphibia lungs arbitrary. 



4. Fishes breathe by gills not arbitrarily. 



5. Insects two antennae or feelers. 



6. Vermes (Worms) no head.* 



Periods of Gestation. 



Incubation. 



The proper heat for hatching eggs is 104 Fahf 

 renheit, to which degree the warmth of the body of 

 the hen will raise the thermometer when she sits on 



* The systematic name of man, as an animal, is " Homo sa- 

 piens;" with what justice we leave to the reader's own conscience. 



