The crossword solution for the term GREEN MOTH is LUNA. LUNA moths are a species of moth found in North America and parts of Mexico. They are easily recognizable by their bright green wings and long tails. LUNA moths are nocturnal and are often seen flying around at night. They are also known for their large size, with wingspans reaching up to 4.5 inches. LUNA moths are important pollinators and play an important role in the ecosystem.