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Why do gorillas beat their chests? New research gives insight into behaviour of silverbacks | UK News | Sky News
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Gorillas don't bluff when they chest beat: honest signalling indicates body size | Max-Planck-Gesellschaft
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Gorillas' chest thumping allows females, rivals know their size without seeing them-Tech News , Firstpost
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Stock photo of Mountain gorilla (Gorilla beringei) silverback beating chest and charging.... Available for sale on www.naturepl.com
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Amazon.com: Build Your Own Moving Mountain Gorilla - Pull-Tab Chest Pounding Action - 29 Piece Kit - Fun Toy Gift for Kids, Girls & Boys & Families Age 8+ - Eco Friendly
![Terrifying moment huge raging gorilla charges tourists forcing them to flee as he beats his chest | The US Sun Terrifying moment huge raging gorilla charges tourists forcing them to flee as he beats his chest | The US Sun](https://www.thesun.co.uk/wp-content/uploads/2021/10/gorilla2.png)
Terrifying moment huge raging gorilla charges tourists forcing them to flee as he beats his chest | The US Sun
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Video shows tiny gorilla knocking himself over as he beats his chest for first time | Daily Mail Online
![Mountain Gorilla silverback beating chest, Parc National des Volcans, Rwanda | Mountain gorilla, Gorilla, Eastern lowland gorilla Mountain Gorilla silverback beating chest, Parc National des Volcans, Rwanda | Mountain gorilla, Gorilla, Eastern lowland gorilla](https://i.pinimg.com/1200x/a5/6f/e3/a56fe3969c9ba00244cb2bbf4f1a1d29.jpg)