What is a crack in the Earth's crust along which rocks have moved called?

What name does a woodpecker share with a cowardly person: the "___ sapsucker"? Which Hanna-Barbera pair, one in a cowboy hat and one in a sombrero, debuted in 1959? Which U.S. president had the Secret Service code name "Rawhide"? A cow's stomach has how many compartments? A "crash" is a group of which large horned mammals? Which Old West slang term for a hanging also sounds like a formal-wear gathering? A craze for which flower developed in Holland in 1634, with single bulbs fetching extraordinary prices? A creel is a basket for carrying what?