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- Cărți electroniceThe New York Wildlife EncyclopediaScott Shupe
- Cărți electroniceThe Ohio Wildlife EncyclopediaScott Shupe
- Cărți electroniceKentucky Wildlife EncyclopediaScott Shupe
- Cărți electroniceThe Illinois Wildlife EncyclopediaScott Shupe
- Cărți electroniceThe Florida Wildlife EncyclopediaScott Shupe