Have you ever searched for caterpillars using an ultraviolet flashlight? It’s a trick of the trade that The Caterpillar Lab team utilizes frequently for finding native caterpillars at night, and a game changer to say the least! Many caterpillars fluoresce bright blue under ultraviolet light, making them stand out like light bulbs against their host plant in the dark of night - demonstrated wonderfully by this Polyphemus caterpillar! We recently started selling these wonderful UV flashlights thro