 National Geographic Field Guide to the Birds of North America, Fifth Edition Author: Jon L. Dunn Manufacturer: National Geographic ListPrice: $24.00 Offer: $16.32
|
 National Audubon Society Field Guide to North American Insects and Spiders (National Audubon Society Field Guides) Author: NATIONAL AUDUBON SOCIETY Manufacturer: Knopf ListPrice: $19.95 Offer: $15.64
|
 Kaufman Field Guide to Birds of North America Author: Kenn Kaufman Manufacturer: Houghton Mifflin ListPrice: $18.95 Offer: $12.89
|
 The Shorebird Guide Author: Richard Crossley Manufacturer: Houghton Mifflin ListPrice: $24.95 Offer: $16.47
|
 Hawks from Every Angle: How to Identify Raptors In Flight Author: Jerry Liguori Manufacturer: Princeton University Press ListPrice: $19.95 Offer: $13.57
|
 A Field Guide to Insects Manufacturer: Houghton Mifflin ListPrice: $19.00 Offer: $12.92
|
 Garden Insects of North America: The Ultimate Guide to Backyard Bugs (Princeton Field Guides) Author: Whitney Cranshaw Manufacturer: Princeton University Press ListPrice: $29.95 Offer: $19.77
|
 Butterflies of North America (Kaufman Focus Guides) Author: Jim P. Brock Manufacturer: Houghton Mifflin ListPrice: $22.00 Offer: $14.96
|
 Peterson First Guide to Insects of North America (Peterson First Guides (R)) Author: Christopher Leahy Manufacturer: Houghton Mifflin ListPrice: $5.95 Offer: $5.95
|
 Caterpillars of Eastern North America: A Guide to Identification and Natural History (Princeton Field Guides) Author: David L. Wagner Manufacturer: Princeton University Press ListPrice: $29.95 Offer: $19.77
|
 The Songs of Insects Author: Lang Elliott Manufacturer: Houghton Mifflin ListPrice: $19.95 Offer: $13.57
|
 Peterson Reference Guides: Gulls of the Americas (Peterson Reference Guides) Author: Jon Dunn Manufacturer: Houghton Mifflin ListPrice: $35.00 Offer: $23.10
|
 National Wildlife Federation Field Guide to Insects and Spiders & Related Species of North America (National Wildlife Federation Field Guide) Author: Arthur V. Evans Manufacturer: Sterling ListPrice: $19.95 Offer: $13.57
|
 Butterflies of North America (Kaufman Field Guides) Author: Jim P. Brock Manufacturer: Houghton Mifflin ListPrice: $19.95 Offer: $19.55
|
 Insects: Their Natural History and Diversity: With a Photographic Guide to Insects of Eastern North America Author: Stephen A. Marshall Manufacturer: Firefly Books ListPrice: $95.00 Offer: $59.85
|
 Identify Yourself: The 50 Most Common Birding Identification Challenges Author: Bill Thompson III Manufacturer: Houghton Mifflin ListPrice: $19.95 Offer: $14.96
|
 Beetles : A Field Guide to the Beetles of North America Author: Richard E. White Manufacturer: Houghton Mifflin ListPrice: $22.00 Offer: $14.96
|
 Field Guide To Grasshoppers, Katydids, And Crickets Of The United States Author: John L. Capinera Manufacturer: Cornell University Press ListPrice: $29.95 Offer: $19.77
|
 Dragonflies And Damselflies of Georgia And the Southeast (A Wormsloe Foundation Nature Book) (A Wormsloe Foundation Nature Book) (A Wormsloe Foundation Nature Book) (A Wormsloe Foundation Nature Book) Author: Giff Beaton Manufacturer: University of Georgia Press ListPrice: $24.95 Offer: $16.47
|
 Discovering Moths: Nighttime Jewels in Your Own Backyard Author: John Himmelman Manufacturer: Down East Books ListPrice: $18.95 Offer: $12.89
|
 The Singing Life of Birds: The Art and Science of Listening to Birdsong Author: Donald Kroodsma Manufacturer: Houghton Mifflin ListPrice: $28.00 Offer: $18.48
|
 Borror and DeLong's Introduction to the Study of Insects Author: Norman F. Johnson Manufacturer: Brooks Cole ListPrice: $185.95 Offer: $148.76
|
 Damselflies of the North Woods (North Woods Naturalist Guides) Author: Robert Dubois Manufacturer: Kollath-Stensaas Publishing ListPrice: $18.95 Offer: $12.89
|
 Spiders of the North Woods (North Woods Naturalist Series) Author: Larry Weber Manufacturer: Kollath-Stensaas Publishing ListPrice: $18.95 Offer: $18.95
|
 Kaufman Field Guide to Mammals of North America (Kaufman Field Guides) Author: Kenn Kaufman Manufacturer: Houghton Mifflin ListPrice: $19.95 Offer: $13.57
|
 A Field Guide to the Tiger Beetles of the United States and Canada: Identification, Natural History, and Distribution of the Cicindelidae Author: David L. Pearson Manufacturer: Oxford University Press, USA ListPrice: $98.45 Offer: $19.69
|
 Butterflies of the East Coast: An Observer's Guide Author: Rick Cech Manufacturer: Princeton University Press ListPrice: $49.50 Offer: $34.15
|
 An Inordinate Fondness for Beetles Author: Arthur V. Evans Manufacturer: University of California Press ListPrice: $31.95 Offer: $21.09
|
 A Field Guide to Moths of Eastern North America (Special Publication / Virginia Museum of Natural History) Author: Charles V. Covell Jr. Manufacturer: Virginia Museum of Natural History ListPrice: $40.00
|
 Caterpillars in the Field and Garden: A Field Guide to the Butterfly Caterpillars of North America (Field Guide) Author: Thomas J. Allen Manufacturer: Oxford University Press, USA ListPrice: $29.95 Offer: $21.86
|
 A Field Guide to the Tiger Beetles of the United States and Canada: Identification, Natural History, and Distribution of the Cicindelidae Author: David L. Pearson Manufacturer: Oxford University Press, USA ListPrice: $19.95 Offer: $17.95
|
 Field Guide to Beetles of California (California Natural History Guides) Author: Arthur V. Evans Manufacturer: University of California Press ListPrice: $24.95 Offer: $22.45
|
 Mammals of North America (Kaufman Focus Guides) Author: Kenn Kaufman Manufacturer: Houghton Mifflin ListPrice: $22.00
|