Your dog understands that some words 'stand for' objects
It's no surprise that your dog can learn to sit when you say 'sit' and come when called. But a new study has made the unexpected discovery that dogs generally also know that certain words 'stand for' certain objects. When dogs hear those words, brain activity recordings suggest they activate a matching mental representation in their minds.
https://www.sciencedaily.com/releases/2024/03/240322145438.htm