Sylvia A Johnson

An introduction to the domesticated silkworm moth, raised on farms in Japan and elsewhere for the sake of the silk thread out of which its cocoons are constructed.

Describes the varied characteristics and habits of bats and the importance of their roles as pollinators and seed dispersers.

Discusses the Adélie and emperor penguins that make their homes in Antarctica.

A history of mapmaking showing how maps both reflect and change people's view of the world.

An introduction to the structure and ways of life of some of the 40,000 kinds of snails, with an emphasis on land snails.

Describes many foods native to the Americas, including corn, peppers, peanuts, and chocolate, which were taken to Europe and used in new ways around the world.

Describes the characteristics and development of mosses.

Examines the nature and function of flower colors and explains their role in attracting animal pollinators to help the plants reproduce.

Describes the development of the potato, including information on planting seed potatoes, sprouting, the growth of the plant and its underground tubers, and the role played by tubers in the life of the potato plant.

Describes the life cycle of ladybugs, from egg through larva and pupa to adult, and explains how ladybugs aid humans by feeding on insect pests.