The Hidden Brain Connections Between Our Hands and Tongues
Sticking out your tongue while doing delicate work with your hands reveals a history of evolutionary relationships.
![](https://whatco.me/index.php/media/cache/resolve/entry_thumb/97/8a/978a3fa7a450d7e6dc7516c265acaecc26357258fd0ff0e840d2b817765d8a89.webp)
Sticking out your tongue while doing delicate work with your hands reveals a history of evolutionary relationships.