Yogi rock on Mars â analyzed by the Sojourner rover (July 4, 1997). The Mars surface colour looks reddish from a distance because of rusty dust kicked up in the atmosphere. From close up it is more of a butterscotch, and other common surface colors include golden, brown, tan, and greenish, depending on minerals.
Thunder (mascot) Thunder is the stage name for the horse who is the official live animal mascot for the Denver Broncos football team. Three purebred Arabians have held this role since 1993, all gray horses whose coats lightened with age until they turned completely white.
Denver Broncos. Position to watch: Defensive tackle or linebacker. Defensive tackle is a need for this football team. Of course, if there is one position around the league that's in great demand, it's DT, though there are some really talented players at this position coming out in 2013.