zentangle stylized forest landscape

adult animal anti antistress autumn background beautiful beetle bird black boletus book bug butterfly cartoon chipmunk coloring colorless colouring contour creatures crow cuckoo design doodle drawing drawn eagle fauna flora flower flying forest freehand fungus graphic hand illustration insect jackdaw jay landscape mammal monochrome mushroom natural nature outline owl page pecker pecking print raven rook scene season silhouette sketch slug snail spring squirrel stag stress style stylized summer tangle tree vector white wild wildlife wood woodland woodpecker zen zentangle