Chapter 19

Olama.--The "Sanate."--Muy-muy.--Idleness of the people.--Mountain road.--The "Bull Rock."--The bull's-horn thorn.--Ants kept as standing armies by some plants.--Use of honey-secreting glands. --Plant-lice, scale-insects, and leaf-hoppers furnish ants with honey, and in return are protected by the latter.--Contest between wasps and ants.--Waxy secretions of the homopterous hemiptera.