Key to amphibians and reptiles of the continental united states and canada, a
Auteur :
Powell, Robert
Éditeur :
Powell, RobertCollins, Joseph T.,Hooper, Errol D,
ISBN :
9780700609291
Date de publication :
31 oct. 1998
Dimensions :
27,9 x 22,2 x 0,9 cm
Poids :
408 g
Langue :
Anglais
Pays d'origine :
USA
This comprehensive key for identifying specimens of amphibians and reptiles in the U.S. and Canada - the first since 1983 - incorporates the wealth of scientific findings generated by molecular systematics (the study of DNA to determine genetic relationships) and simplifies identification by making geographic origin a leading factor.