mystery caterpillar

mystery caterpillar

Observation - mystery caterpillar - UK and Ireland. Description: It was attached to my clothing two inches long brown and looked very like a twig. When returned to a willow(wasn't sure where it had come from, it looped up and waved about!

It was attached to my clothing two inches long brown and looked very like a twig. When returned to a willow(wasn't sure where it had come from, it looped up and waved about!