Title: The American beaver and his works
First published: 1868
Description: Howes M802 "Probably the first study of the behavior of a single animal in the mordern sense and certainly the first American work in comparative psychology."--Gach. "..long regarded as a classic on the subject." DAB, Vol. XIII, 185.
Subjects: Beavers, American beaver, Castors, Mœurs et comportement, Habitations