A horned lifeform
Spike redirects here; for the television channel, please see Spike (channel).
A horn or spike was a body part shared by various lifeforms.
Powdered rhino horns were among the items used as aphrodisiacs. (ENT: "Fight or Flight") The monetary value of white rhino horns led to their extinction sometime in the 21st century. (TNG: "New Ground")
Some humanoids had horns, such as the Megan Lucien (TAS: "The Magicks of Megas-Tu") and Naomi Wildman, a Human-Ktarian hybrid. (VOY: "Deadlock")
The bunnicorns were a species native to Nepenthe, resembling rabbits with horns. (PIC: "Nepenthe")
The mugatos were ape-like creatures with horns on their foreheads. (TOS: "A Private Little War"; LD: "Mugato, Gumato")