When disturbed and as warning, the striking caterpillars will raise their head and wave twin tails, which have pinkish extendable flagellae. They may even squirt formic acid at the attacker if the defence warning is unheeded.
When disturbed and as warning, the striking caterpillars will raise their head and wave twin tails, which have pinkish extendable flagellae. They may even squirt formic acid at the attacker if the defence warning is unheeded.