Attacus atlas largest moth in world, wingspan 10-12 In. live about 2 weeks, long enough to breed and stay close to hatching area, not great flyers.Wing can have a surface area of 62 sq. inches! Common in Southeast Asia. Undeveloped mouthparts so non-biting. They live off stored fat created as catapillar. Some cultivate them for short strands of silk. Some cocoons used as purses in Taiwan.