Silkworms are the larval form of the silk moth, Bombyx mori. They are cultivated for their silk production and are the main source of silk in the world. The word silkworms can be synonymous with other terms such as silkmoths, silk larvae, silk pupae, and sericulture insects. Apart from Bombyx mori, there are other species of silkworms such as Antheraea pernyi, Antheraea yamamai, and Samia cynthia which are also used for their silk. These species are often referred to as wild silkworms. These synonyms can be used interchangeably depending on the context, but they all refer to the same insects that produce silk valuable for various industries worldwide.