Chapter 2

Rio de Janeiro — Excursion north of Cape Frio — Great Evaporation — Slavery — Botofogo Bay — Terrestrial Planariæ — Clouds on the Corcovado — Heavy Rain — Musical Frogs — Phosphorescent insects — Elater, springing powers of — Blue Haze — Noise made by a Butterfly — Entomology — Ants — Wasp killing a Spider — Parasitical Spider — Artifices of an Epeira — Gregarious Spider — Spider with an unsymmetrical web.