hand drawn zentangle hippopotamus for coloring book for adult, tattoo, shirt and other decorations

abstract adult african and animal anti art aztec black book coloring decor decoration decorations decorative design doodle drawing drawn effect ethnic festive floral flower for forest freehand graphic hand head hippo hippopotamus illustration indian isolated line mandala modern ornament ornamental other pages pattern shirt silhouette sketch stress stylized symbol tattoo texture travel tribal vintage wallpaper white zentangle