VI STRIPED CHIPMUNK AND HIS COUSINS
The Chipmunk, Spermophiles, and Flying Squirrel.

VII JOHNNY CHUCK JOINS THE CLASS
The Woodchuck and his ways.

VIII WHISTLER AND YAP YAP
The Whistling or Hoary Marmot and Prairie Dogs.

IX TWO QUEER LITTLE HAYMAKERS
The Pika or Cony and the Mountain Beaver or Sewellel.

X PRICKLY PORKY AND GRUBBY GOPHER
Introducing the Porcupine and Pocket Gopher.

XI A FELLOW WITH A THOUSAND SPEARS
More about the Porcupine.

XII A LUMBERMAN AND ENGINEER
The Beaver and his works.

XIII A WORKER AND A ROBBER
The Muskrat and the Brown or Norway Rat.

XIV A TRADER AND A HANDSOME FELLOW
The Cotton Rat, Wood or Pack Rat and the Kangaroo Rat.

XV TWO UNLIKE LITTLE COUSINS
Whitefoot the Wood or Deer Mouse and Danny Meadow