abstract background bare bush close-up colors colours contours contrast cracked cracks dead dry edge edges exposed gnarled gray grey grooved grooves layers light lines mottled outdoors ridges rough shade shadows shapes smooth soft Stump sunlight surface surfaced surfaces swirls texture textured textures tree tree-stump twisted twisting uneven variations wood Betula birch branch England english Great Britain heathland Natural landscape nature Surrey trunk twig white winter 2013 bows christmas decorations graphic illustration presents red seasonal snow snowflakes snowman beech Fagus forest moss natural Roots spring Sussex trees trunks woodland cold dark frost frosty lonely snowy brown foilage palm paper plant wall bird Bird of prey black bird crow palm tree perch raven squark