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Trees of Ontario – Linda Kershaw
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Shrubs of Ontario – James H. Soper & Margaret L. Heimburger
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Aquatic and Wetland Plants of Northeastern North America (VOL 1) – Garrett E. Crow & C. Barre Hellquist
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Aquatic and Wetland Plants of Northeastern North America (VOL 2) – Garrett E. Crow & C. Barre Hellquist
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Wetland Plants of Ontario – Steven G. Newmaster & Allan G. Harris & Linda J. Kershaw
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A Guide To Common Freshwater Invertebrates of North America – J.Reese Voshell, jr.
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Insects – Donald J. Borror & Richard E. White
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Field Guide to Insects of North America – Eric R. Eaton & Kenn Kaufman
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Birds of Ontario – Andy Bezener
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Animal Tracks of Ontario – Ian Sheldon
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Mammals of Ontario – Tamara Eder
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Mammals of the Great Lakes Region – Allen Kurta
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Tracking and The Art of Seeing – How to read animal Tracks and signs – Paul Rezendes
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Rocks, Minerals & Gemstones – Walter Schumann