A field guide to the mammals : field marks of all North American species found north of Mexico /
Burt, William H.
A field guide to the mammals : field marks of all North American species found north of Mexico / by William H. Burt and Richard P. Grossenheider - 3rd ed. - London : Houghton Mifflin , 1978 - xxv , 289 p . : ill , maps . ; 18 cm . - The Peterson field guide series ; 5 .
0395240840
Mammals--North America
Mammals--United States
A field guide to the mammals : field marks of all North American species found north of Mexico / by William H. Burt and Richard P. Grossenheider - 3rd ed. - London : Houghton Mifflin , 1978 - xxv , 289 p . : ill , maps . ; 18 cm . - The Peterson field guide series ; 5 .
0395240840
Mammals--North America
Mammals--United States