The screen acacia (Acacia tortilis) can be called landmarks of Africa. It is easily recognizable from the screen-similar flat crown.

There are approx. 1200 kinds of acacias in the world, which to the belong.

Acacias are bushes or trees with thorn-proven branches and white and/or yellow blooms. Its sheets and blooms serve numerous animals as source of fodder. Thus they affect the stature and the form of these plants.

Some acacias, like e.g. the screen acacia, warn their kind comrades with the help of the messenger material Ethen before Fressfeinden. Whereupon both the warning tree and the warned trees in a periphery of approx. 50 m begin with the production of Tanninen. The Tanningehalt of the sheets will be more frequently corroded and/or warned all the more highly and thus the sheets all the more poisonous, the the acacias. Animals, which eat from the acacias, move instinktiv and constantly from tree to tree against the wind.

The trunk of the screen acacia is very often from termites and beetle larvae zerfressen. Therefore elephants can upset it easily, in order to arrive at branches.

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