A simplified field reference for identifying the footprints of more than 65 North American mammals and birds, Animal Tracks includes a ruler for easy measurements in the field.
Highlighting over 140 species of birds, mammals, reptiles, amphibians, fish and seashore life, the updated Assateague/Chincoteague Seashore Life is an illustrated guide now on waterproof paper.
Get familiar with the common invertebrates of North America. The Bugs & Slugs pocket guide takes you on a backyard tour to meet over 75 species, from garden wreckers to the good bugs that eat them.
A handy pocket guide for finding and identifying wild edible plants, Foraging For Wild Edible Foods also offers a simplified reference for approved practices for harvesting in a sustainable manner.
A pocket naturalist guide to the northern hemisphere's night sky, The Night Sky - 2nd Edition from Waterford Press includes glow-in-the-dark seasonal star charts that make identification easy and fun.