A unique tree of life design by Gary, Aaron & Khairul from Degree in the shape of a tree trunk; a closer look shows that each "ring" is composed of different animals.
Creative Doodles That Don’t Stay Within The Lines
art journal How-to-do: Play of Lines 03
Drawing Barnacular by micromacrostudio - How about this as a Zentangle project.
Old book turned into gift bags - by Craft & Creativity < <<<NOOOOOOO! That book could've been a classic! The poor book.