In the thick forests of central and west Africa, troops find plentiful food for their vegetarian diet. They eat roots, shoots, fruit, wild celery, and tree bark and pulp.

部落一般在中部和西部非洲的密林这些植被丰富的地方，找寻适合自己的食物：他们吃植物的根，竹笋，水果，野生芹菜，树皮和果肉。

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This coniferous tree has a conical silhouette and thick bark.

这种针叶树为圆锥形，厚厚的树皮。

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Thick layer of bark to make them little by fire, but landslides and strong winds can destroy those inverted tree, the Indians used fallen trees to build canoes or housing.

厚厚的树皮使它们很少遭到火灾，但山崩和强风可摧倒那些老树，印第安人用倒下的树木做独木舟或建房屋。

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Officials are planning future beetle surveys and will try to limit the infestation with "girdling, " in which thick strips of bark are removed from around infested ash trees.

WSJ: Mass. creates quarantine zone to contain insect

Strange claw marks an inch thick have also been found on the bark of a shrub at Trewithen Gardens near Truro.

BBC: 'Beast of Bodmin' sighted at Trewithen Gardens