1 Groundhog (Marmota monax)
Woodchuck - Arctomys monax*
E.K. / L. Prang & Co., 1874
1 print : color lithograph ; sheet 35 x 27.3 cm.
Library of Congress
*same species; alternate common name and older scientific name
2 Hoary Marmot (Marmota caligata)
HOARY MARMOT, or WHISTLER / Marmota caligata
p. 535 in Wild animals of North America, intimate studies of big and little creatures of the mammal kingdom by Edward William Nelson, 1918; illustration by Louis Agassiz Fuertes
Biodiversity Heritage Library
3 European hedgehog (Erinaceus europaeus)
Hedgehog and Young
Plate I in British land mammals and their habits by Alexander Nicol Simpson, 1911; illustration by C. F. Newall
Internet Archive