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1. Pteromys sabrinus, Severn River Flying Squirrel; 2. Pteromys alpinus, Rocky Mountain Squirrel. by John Woodhouse Audubon (3)
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Arctomys monax, Maryland Marmot, Woodchuck, Groundhog. Natural size. Old & young. by John Woodhouse Audubon (3)
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Arvicola borealis, Northern Meadow-Mouse. Natural size. by John Woodhouse Audubon (3)
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Cervus Virginianus, Common American Deer. by John Woodhouse Audubon (3)
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Enhydra marina, Sea Otter. Young male. by John Woodhouse Audubon (3)
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Lynx rufus, Common American Wild Cat by John Woodhouse Audubon (3)
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Mus leucopus, White-footed Mouse. Natural size. Male, female and young. by John Woodhouse Audubon (3)
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Mus missouriensis, Missouri Mouse. Natural size. by John Woodhouse Audubon (3)
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Myodes Hudsonius, Hudson Bay Lemming. Natural size. by John Woodhouse Audubon (3)
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Putorius agilis, Little Nimble Weasel. Male & female. Natural size. Winter pelage. by John Woodhouse Audubon (3)
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Putorius fuscus, Tawny Weasel. Male. Natural size. by John Woodhouse Audubon (3)
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Ursus Americanus, American Black Bear. Male & female. by John Woodhouse Audubon (3)
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Ursus ferox, Grizzly Bear. Males. by John Woodhouse Audubon (3)