Castox are skilled weavers, able to build sturdy cocoons out of their own high-quality silk. It is dangerous to harvest, however, as the area around them is often covered in a poisonous powder, which is spread from the flapping of their wings.
It is a nocturnal Pokémon that flies from fields and mountains to the attraction of streetlights at night. To avoid detection by its enemies, it hides motionlessly beneath large leaves and in the gaps of branches.
