Zim, Herbert Spencer

Pictures of 140 common trees, identifying their leaves, fruit, form, range, and uses.

A brief introduction to the elephant who eats more than one hundred pounds of hay daily, drinks over two hundred quarts of water, but finds it necessary to breathe only five to ten times a minute.

A brief introduction to alligators and crocodiles, less dangerous than supposed, living fossils from the Age of Reptiles.

An illustrated handbook of common fishes of North America, examining the characteristics, range, and description of twenty-two groups including herring-like fish, butterfly fishes and angelfishes, jacks, and sharks and rays.

A guide to approximately 200 of the most commonly viewed American wildflowers, with 134 color paintings. Flowers are grouped by color.

Includes information on collecting and identifying minerals, and sections on metallic, nonmetallic, gem and rock-forming minerals, and on igneous, sedimentary and metamorphic rocks.

Includes information on collecting and identifying minerals, and sections on metallic, nonmetallic, gem and rock-forming minerals, and on igneous, sedimentary and metamorphic rocks.

A guide to mammals of North America that includes a description of each species, a detailed drawing of the animal, and a map locating his common range.

A guide to 458 species of animals and plants found along the seashore includes algae, flowering plants, worms, sponges, starfish, anthropods, shellfish, and birds.