Chapter I: Amphibia, or Batrachians

Structural Distinctions 8
Intelligence 13
Characteristics 15
Historical Antiquity 18
Distribution 19
Frogs 19
Habits of Life 21
Development of Young 22
Green 23
Common 23
Green Tree 24
Toads 25
Natterjack 26
Surinam 28
Land Salamanders 31
Spotted 32
Black 33
Aquatic Salamanders 33
Crested 34
Gigantic 34
Transformations and Reproduction 35