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 Snakes 38 Burrowing 42 Ground 43 Tree 43 Fresh-water 43 Sea 43 Innocuous 46 Blind 46 Shield-tail 47 Black 49 Rat 49 Ringed 49 Green and Yellow 52 Viperine 52 Desert 53 Whip 54 Blunt-heads 56 Boas 56 Diamond 59 Carpet 59 Rock 61 Natal Rock 61 Guinea Rock 61 Royal Rock 61 Aboma 62 Anaconda 65 Cobra 70 Asp 75 Bungarus 76 Pit Vipers 78 Fer-de-lance 79 Jararaca…
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