Harris Tweed the trade mark should have been granted exclusively to Harris, the Orb Trade Mark was granted. The Harris Tweed Association, a voluntary body, was formed to protect both the use of the Orb Trade Mark and to protect the use of the name ‘Harris Tweed’ from imitations. The original definition attached to the Orb Trade Mark stated that: Harris Tweed means a tweed, hand-spun, hand-woven and dyed by the crofters and cottars in the Outer Hebrides. In 1993, a new statutory body to guard the Orb Trade Mark, the Harris Tweed Authority, replaced the original Harris Tweed Association. Also in
Golden silk orb-weaver webs. As with many weavers of sticky spirals, the orb is renewed regularly if not daily, apparently because the stickiness of the orb declines with age. When weather is good (and no rain has damaged the orb web), subadult and adult "Nephila" often rebuild only a portion of the web. The spider will remove and consume the portion to be replaced, build new radial elements, then spin the new spirals. This partial orb renewal is distinct from other orb-weaving spiders that usually replace the entire orb web. In 2011 it was discovered that the web of Nephila antipodiana contains ant-repellent