Last instar Ophthalm Sphinx (Smerinthus ophthalmica) caterpillar raised from an egg laid by a female raised from a wild caught egg and reared on willow (Salix) digging into loose soil to pupate. Shown in normal speed at www.youtube.com/watch?v=bkLngTh2sUE. Our website: www.lianginsects.com/ (uploaded to www.lianginsects.com/general-insect-timeline/s-ophthalmica-l4-rearing-notes-92616-1016)