CHAPTER V

Bahia Blanca — Geology — Numerous gigantic extinct Quadrupeds — Recent Extinction — Longevity of Species — Large Animals do not require a luxuriant vegetation — Southern Africa — Siberian Fossils — Two Species of Ostrich — Habits of Oven-bird — Armadilloes — Venomous Snake, Toad, Lizard — Hybernation of Animals — Habits of Sea-Pen — Indian Wars and Massacres — Arrowhead — Antiquarian Relic.