Ozopore the Sclerosomatidae secrete short-chain acyclic ketones and alcohols, and the Phalangiidae, naphthoquinones. In millipedes, ozopores are repeated serially on body segments, and usually situated laterally. Exceptions are members of the order Glomerida, which have ozopores located dorsally. Some members of the order Julida have especially prominent ozadenes. Ozopore An ozopore is the opening of a defensive gland present in some arthropods, notably in millipedes of the order Polydesmida and in harvestmen, the eight-legged arachnids also known as "daddy long-legs". The glands themselves are known as ozadenes, also called "scent glands", "repugnatorial glands", "odoriferous glands" or "stink glands" by various authors.
Arthropods in film oversized arthropods are sometimes described as big bug movies. Arthropods used in films may be animated, sculpted, or otherwise synthesized; however, in many cases these films use actual creatures. As these creatures are not easily tamed or directed, a specialist known as a "Bug Wrangler" may be hired to control and direct these creatures. Some bug wranglers have become famous as a result of their expertise, such as Norman Gary, a champion bee-wrangler who is also a college professor, and Steven R. Kutcher, who wrangles a multitude of different types of bugs and who is the subject of over 100