Vulcan

Vulcans are a humanoid species in the fictional Star Trek universe who hail from the planet Vulcan, and are noted for their attempt to live by reason and logic with no interference from emotion. On early ''Star Trek'' original series (TOS) episodes, they were sometimes referred to as "Vulcanians". They were the first extraterrestrial species encountered by Humans, and later became one of the founding members of the United Federation of Planets. Vulcans are featured in all six Star Trek series, four of which featured a Vulcan as a main character. The main differences in the depiction of Vulcans from that of Human are their arched, upswept eyebrow, and the top of their ear' pinnae, which tapers into a point. Vulcans, like Humans, display different races within the species, which are comparable to Human races. This means Vulcans may be played by actors of any race or ethnicity. Most caucasianoid Vulcan characters typically appear with a subtle greenish hue to their skin, much as Human... full article at wikipedia