Opuntia keeps in livestock and marks the boundaries of family lands. They are resilient and often grow back following removal. The cactus lends its name to a song by British jazz/classical group Portico Quartet. The song "My Rival", on the album "Gaucho" by the American jazz-pop group Steely Dan begins with the words, "The wind was driving in my face/The smell of prickly pear." In the fall of 1961, Cuba had its troops plant an barrier of "Opuntia" cactus along the northeastern section of the fence surrounding the Guantanamo Bay Naval Base to stop Cubans from escaping Cuba to take refuge
Opuntia fragilis in). Both the common and scientific names refer to the easily detached stem segments. This is known to be a means of plant dispersal. "Opuntia fragilis" is a small, prostrate plant, rarely more than 4 inches high: joints tumid, fragile, easily detached, oval, elliptical, or subglobose, 1-2 in. long and nearly as thick as broad, bright green: areoles ¼-½ in. apart, with whitish wool and a few white to yellow bristles, which are much longer and more abundant on older joints; spines 1-4, occasionally a few small additional ones, weak, dark brown, the upper one usually longer and stronger than