They moved with purpose, packed closely as if following some invisible guide. I had no idea caterpillars could do this—let alone right in my own yard.

Where were they going? Why so many at once? The questions keep bouncing around in my head. Some say traveling in groups like this helps protect them from predators. Others think it might help them find food more effectively.

Maybe it’s an energy-saving tactic—those at the front clear the way, making it easier for the ones behind.

But seriously… do you have any idea where they came from—or where they were heading?