7 the operating mechanism, esp. in a piano, gun, watch, etc. 8 (of a guitar) the distance between the strings and the fingerboard. 9 (of keyboard instruments) the sensitivity of the keys to touch. 10 the force applied to a body. the reaction is equal and opposite to the action.
Quick Answer. The Hawaiian happy face spider, Theridion grallator, is not poisonous. While the arachnid belongs to the same family as the feared black widow, it lacks the toxic venom. The species is named for the array of color patterns across the abdomen, some of which resemble a smiling face. Continue Reading.
The Sydney Funnel Web is not only one of the most poisonous spiders in the world, but one of the most dangerous as well. This is because it lives in populated areas, namely within 100 km from Sydney. This spider is also very aggressive and will definitely attack, if provoked, sometimes biting its victim multiple times.