Some cool animal behavior images:
n162_w1150
Image by BioDivLibrary
The wild beasts of the world. v.1.
London :T. C. & E. C. Jack,[1909?]
biodiversitylibrary.org/page/19058670
n22_w1150
Image by BioDivLibrary
Squirrels and other fur-bearers
Boston ;Houghton Mifflin company,c1909.
biodiversitylibrary.org/page/17350164
n168_w1150
Image by BioDivLibrary
The wild beasts of the world. v.1.
London :T. C. & E. C. Jack,[1909?]
biodiversitylibrary.org/page/19058676
