 Your Inner Fish: A Journey into the 3.5-Billion-Year History of the Human Body Author: Neil Shubin Manufacturer: Pantheon ListPrice: $24.00 Offer: $16.32
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 Collapse: How Societies Choose to Fail or Succeed Author: Jared Diamond Manufacturer: Viking Adult ListPrice: $29.95 Offer: $19.77
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 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
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 Evolution vs. Creationism: An Introduction Author: Eugenie C. Scott Manufacturer: University of California Press ListPrice: $21.95 Offer: $14.93
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 Reef Fish Identification: Florida, Caribbean, Bahamas Author: Paul Humann Manufacturer: New World Publications ListPrice: $39.95 Offer: $26.37
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 A Guide to Common Freshwater Invertebrates of North America Author: J. Reese Voshell Manufacturer: McDonald and Woodward Publishing Company ListPrice: $34.95 Offer: $23.07
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 A Field Guide to Freshwater Fishes : North America North of Mexico (Peterson Field Guides) Author: Brooks M. Burr Manufacturer: Houghton Mifflin ListPrice: $19.00 Offer: $12.92
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 A Primer Of Ecological Statistics Author: Nicholas J. Gotelli Manufacturer: Sinauer Associates ListPrice: $41.95 Offer: $36.08
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 Smithsonian Atlas of the Amazon Author: Michael Goulding Manufacturer: Smithsonian ListPrice: $39.95 Offer: $26.37
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 Evolution of the Insects Author: David Grimaldi Manufacturer: Cambridge University Press ListPrice: $88.00 Offer: $61.60
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 Freshwater Fishes of the Northeastern United States: A Field Guide Author: Robert G. Werner Manufacturer: Syracuse University Press ListPrice: $49.95 Offer: $34.90
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 A Guide to the Birds of Mexico and Northern Central America Author: Steve N.G. Howell Manufacturer: Oxford University Press, USA ListPrice: $49.95 Offer: $44.96
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 A Field Guide to the Amphibians and Reptiles of the Maya World: The Lowlands of Mexico, Northern Guatemala, and Belize Author: Julian C. Lee Manufacturer: Cornell University Press ListPrice: $39.95 Offer: $36.60
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 Molecular Markers, Natural History, and Evolution Author: John C. Avise Manufacturer: Sinauer Associates ListPrice: $64.95 Offer: $64.95
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 FISHES ALABAMA Author: Herbert T., Boschung Manufacturer: Smithsonian ListPrice: $55.00
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 Fishes: A Field and Laboratory Manual on Their Structure, Identification and Natural History Author: Gregor M. Cailliet Manufacturer: Waveland Press ListPrice: $29.95 Offer: $29.95
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 Geometric Morphometrics for Biologists Author: Miriam Zelditch Manufacturer: Academic Press ListPrice: $78.95 Offer: $67.50
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 Assembling the Tree of Life Manufacturer: Oxford University Press, USA ListPrice: $48.95 Offer: $32.31
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 Fishes of the Great Lakes Region, Revised Edition Author: Carl L. Hubbs Manufacturer: University of Michigan Press/Regional ListPrice: $24.95 Offer: $16.47
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 The Evolution of Animal Communication: Reliability and Deception in Signaling Systems (Monographs in Behavior and Ecology) Author: William A. Searcy Manufacturer: Princeton University Press ListPrice: $46.95 Offer: $35.60
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 Fishes of the World Author: Joseph S. Nelson Manufacturer: Wiley ListPrice: $150.00 Offer: $120.00
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 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
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 A Field Guide to the Mammals of Central America and Southeast Mexico Author: Fiona A. Reid Manufacturer: Oxford University Press, USA ListPrice: $59.95 Offer: $53.96
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 The Inland Fishes of Mississippi Author: Stephen T. Ross Manufacturer: University Press of Mississippi ListPrice: $55.00 Offer: $38.90
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 Freshwater Fishes of Texas: A Field Guide (River Books) Author: Chad Thomas Manufacturer: Texas A&M University Press ListPrice: $23.00 Offer: $17.25
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 Sexual Conflict (Monographs in Behavior and Ecology) Author: Goran Arnqvist Manufacturer: Princeton University Press ListPrice: $46.95 Offer: $36.30
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 Fishes of Oklahoma Author: Rudolph J. Miller Manufacturer: University of Oklahoma Press ListPrice: $39.95 Offer: $39.95
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 Freshwater Fish Distribution Author: Tim M. Berra Manufacturer: Academic Press ListPrice: $62.95 Offer: $62.95
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 Fishes Of The Middle Savannah River Basin: With Emphasis On The Savannah River Site Author: Barton C. Marcy Manufacturer: University of Georgia Press ListPrice: $39.95 Offer: $39.95
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 Fishes of the Continental Waters of Belize Author: David W. Greenfield Manufacturer: University Press of Florida ListPrice: $65.00 Offer: $40.95
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 Atlas of Livebearers of the World Author: Lothar Wischnath Manufacturer: TFH Publications ListPrice: $47.95
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 Cladistics: A Practical Course in Systematics (The Systematics Association Series : Volume 10) Author: Peter L. Forey Manufacturer: Oxford University Press, USA ListPrice: $90.00 Offer: $90.00
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Aquarium Plants Author: Christel Kasselmann Manufacturer: Krieger Publishing Company ListPrice: $68.50 Offer: $49.32
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Fishes: A Field and Laboratory Manual on Their Structure, Identification, and Natural History Author: Gregor M. Cailliet Manufacturer: Wadsworth Pub Co ListPrice: $29.75
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