The Rabbit from the Alice Adventures in Wonderland. Original art by, John Tenniel, Modified by me, GeeAlice, with a touch of color, and other modification, ie. removing background.
<a href="//commons.wikimedia.org/wiki/John_Tenniel" title="John Tenniel">John Tenniel</a>. Derivative work by me, GeeAlice
CC BY-SA 3.0
Original art by, John Tenniel, is Public Domain