How chimps teach their kids tool tricks

Chimps are demonstrating a nurturing behavior by teaching their young how to use tools. Adults first show the technique before passing the tools to their infants, allowing them to imitate the actions. This successful learning method strengthens their social bond and promotes the continuation of essential skills within their community.
Adults first demonstrate tool use, then hand over the implements to their infants, who copy the behavior.
Ars Technica