The Tiburonians were a humanoid species native to the planet Tiburon. The males of the species were bald and had unusually shaped ears. (ENT: "Affliction"; TOS: "The Way to Eden" ) Female Tiburonians had either Caucasoid or greenish skin, long hair, and enlarged eyebrows. (TOS: "The Savage Curtain" ) Some males did not have eyebrows and had a small ridge-line across their foreheads. (DS9: "The Ship")