seamless pattern background zentangle hippo. zen tangle and zen doodle hippopotamus. animal coloring book. black textile.

abstract adult africa african animal background behemoth black book clipart cloth coloring contour decoration design doodle draw fabric hippo hippopotamus illustration ink isolated mammal nature page pattern repeat safari seamless silhouette style tangle tattoo template textile texture tile tissue tracery vector wallpaper weave wild wildlife zen zenart zentangle zentart zoo