You could respond to the comment about the wild cat with a touch of humor or a simple acknowledgment of the advice. Here are a few suggestions:

1. "Noted! I'll admire from a safe distance."
2. "Thanks for the heads-up! No petting, just watching."
3. "Good advice! Wild animals are best appreciated from afar."
4. "I'll keep my hands to myself, thanks for the warning!"

These responses show you appreciate the advice while also acknowledging the importance of respecting wild animals' space.