How big is the Atlas Moth?

Context: The Atlas moth is one of the largest lepidopterans, with a wingspan measuring up to 24 cm and a wing surface area of about 160 cm2. It is only surpassed in wingspan by the white witch and Attacus caesar, and in wing surface area by the Hercules moth. As in most silk moths, females are noticeably larger and heavier than males, while males have broader antennae.

Answer: The Atlas Moth has a wingspan measuring up to 24 cm.