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Five-year study suggests chimpanzees strike stones against trees as form of communication

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Summary
Nutrition label

89% Informative

Researchers from Wageningen University and German Primate Research Center studied chimpanzees in Guinea-Bissau , West Africa .

Adult male chimpanzees repeatedly struck stones against tree trunks, resulting in characteristic piles of stones at the base of these trees.

The study is published in the journal Biology Letters .

Young chimpanzees adopt the behavior from older group members, indicating that it is learned socially rather than genetically inherited.

VR Score

94

Informative language

99

Neutral language

24

Article tone

formal

Language

English

Language complexity

70

Offensive language

not offensive

Hate speech

not hateful

Attention-grabbing headline

not detected

Known propaganda techniques

not detected

Time-value

long-living

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