grey dagger moth caterpillar, acronicta psi, eating on a weeping willow leaf during a sunny afternoon in july.

acronicta afternoon age animal black bug butterfly caterpillar caterpillars closeup crawl creature dagger difference dragonfly during eating fly grass grasshopper green grey hairy hawk insect july laothoe larva leaf macro meeting mosquito moth nature orange pest plant poplar populim psi scotland shaggy small spider summer sunny two weeks weeping white wild wildlife willow worm