"Silkworms have legs, but can't run," says Chao. "And they can't fly even after metamorphosing into moths with wings. They are the most 'well behaved' creatures in the natural world, and are extremely safe to work with."
「蠶有腳卻不會跑、蛹化成蛾後，有翅膀卻不會飛，是自然界中最『乖』的生物，非常安全。」