Tree Bark Is Beautiful

Remarkable for its visual diversity, tree bark also protects and nourishes trees, animals and humans.



Quaking aspens in Kaibab National Forest, Arizona.
PHOTO: RIC ERGENBRIGHT
A moose calf strips away outer bark to feed on nutritious inner bark.
SHIN YOSHINO/MINDEN PICTURES
Strips of bark peel away from a white birch.
DWIGHT KUHN
Detail of sycamore bark.
J. PAUL MOORE
Detail of ponderosa pine bark.
RUSSEL WOOD
A gray tree frog blends in with bark.
DWIGHT KUHN
Detail of red pine bark.
JIM BRANDENBURG/MINDEN PICTURES
Patterns in cottonwood bark.
BRYAN E. REYNOLDS
A seedling oak tree (foreground) grows in front of a mature oak tree.
DWIGHT KUHN

















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