Why do male gorillas beat their chests? New study offers intriguing evidence | National Geographic
Gorilla | Size, Species, Habitat, & Facts | Britannica
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Gorillas beat their chests to size each other up, researchers say | Animal behaviour | The Guardian
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Why Do Gorillas Beat Their Chest? Experts Uncover How They Use it as a Key Signal | Nature World News
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Gorillas Beat Their Chests to Communicate With Each Other | Smart News| Smithsonian Magazine
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WATCH: Gorilla Cracks Glass Enclosure in Response to Little Girl's 'Chest- Beating' : ScienceAlert
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Why do male gorillas beat their chests? - Irish Tech NewsWhy do male gorillas beat their chests?
The shocking, real reason why gorillas pound their chests
Gorillas don't bluff when they chest beat: honest signalling indicates body size | Max-Planck-Gesellschaft
Why do Gorillas beat their chest? — Everything you need to know
Terrifying moment huge raging gorilla charges tourists forcing them to flee as he beats his chest | The US Sun
