If you are a great dramatic actor then you often don't know if people are enjoying your stuff at all because they are sitting there in silence. But with comedy it's a simple premise. If it's funny people laugh. If it's not they don't.
If you start to disrespect the character you're playing or play it too much...
The last person they expected to connect with a screenplay was the comedic...
Perhaps measuring animal intelligence by comparing it to human intelligence isn't the best litmus test.