National Audubon Society

From the creators of the world's most trusted field guides -- a go-to source for millions of nature lovers -- comes a completely new and unparalleled reference work: the most comprehensive, authoritative, and up-to-date guide to the trees of North America. This master guide is the result of a collaboration between leading scientists, scholars, taxonomic and field experts, photo editors, and designers. An indispensable reference, it covers more than...

The essential book for beach-combers and divers, this guide explores more than 705 seashells, living mollusks, abalone, periwinkles, conchs, limpets, oysters, clams, mussels, and cockles found on the Atlantic, Pacific, and Gulf coasts of North America and the West Indies. The photographs are arranged by shape and color, making identification quick and easy.

Text and drawings explain how to identify wild animals by their tracks and other signs that they leave.

A reference to the medicinal plants and herbs of Eastern and Central North America. Includes specific remedies for asthma, headaches, colds, stomachaches, depression, and many other common ailments.