When threatened, Lactura caterpillars evert transparent, balloon-like vesicles from the side of their body that secrete a sticky, mucilaginous fluid. 50 Lactura pupula larval defense response 51 Lactura nalli larval defense response.

  Part of: Matson TA, Wagner DL, Miller SE (2019) A Revision of North American Lactura (Lepidoptera, Zygaenoidea, Lacturidae). ZooKeys 846: 75-116. https://doi.org/10.3897/zookeys.846.31953