Unidentified Caterpillars (quick eaters!)

Unidentified Caterpillars (quick eaters!)

Observation - Unidentified Caterpillars (quick eaters!) - Global. Description: 18 of these caterpillars on a Rowan tree, they had already eaten 8 leaves. They had just moved on to a new leaf and when I came back in half an hour, they had already eaten half of that leaf!

18 of these caterpillars on a Rowan tree, they had already eaten 8 leaves. They had just moved on to a new leaf and when I came back in half an hour, they had already eaten half of that leaf!