Wood Chuck(Question mark added because the date is not perfectly legible.) Here is the photo:
Caught by Myself
J. Gruels Woods
North of Deep River & Anisworth
(Click on images to enlarge)
Images courtesy of the Hobart Historical Society.
I believe that's "Myself" holding the woodchuck. "J. Gruel," of course, was John Gruel, whose farm and woods covered the area that is now River Pointe Country Club.
On the same page, we get a close-up of the woodchuck, posed on the tree trunk.