Table of Contents xiii 



Page 



The Water Snake 206 



The Turtle io8 



V Mammal Study 



The Cotton-tail Rabbit 213 



The Muskrat 218 



The House Mouse 224 



The Woodchuck 229 



The Red Squirrel or Chickaree 233 



Furry 238 



The Chipmunk 240 



The Little Brown Bat 243 



The Skunk 247 



The Raccoon 250 



The Wolf 255 



The Fox 257 



Dogs 261 



The Cat 268 



The Goat 275 



The Sheep 281 



The Horse 286 



Cattle 295 



The Pig 303 



VI Insect Study 



The Life History of Insects 308 



The Structure of Insects 312 



The Black Swallow-tail Butterfly 3i5 



The Monarch Butterfly 320 



The Isabella Tiger Moth of Woolly Bear . 326 



The Cecropia 330 



The Promethea 336 



The Hummingbird, or Sphinx, Moths 340 



The Codling Moth 347 



Leaf-miners 352 



The Leaf-rollers 357 



The Gall-dwellers 360 



The Grasshopper 3^5 



The Katydid 370 



The Black Cricket 373 



The Snowy Tree-cricket 377 



The Cockroach 37^ 



How to Make an Aquarium for Insects 380 



The Dragon-flies and Damsel-flies 3^2 



The Caddis- worms and the Caddis-flies 3*^7 



The Aphids or Plant Lice 392 



The Ant-lion 395 



Mother Lace- wing and the Aphis-lion 397 



The Mosquito 400 



The House-fly 405 



The Colorado Potato-beetle 409 



