Cuca fera, also known as Cuca or Coco, is a mythical creature rooted in Iberian folklore, particularly prevalent in Spain and Portugal. This ghost-like monster serves as a cautionary figure for children, often invoked by parents to discourage misbehavior. Described variably as a dragon-like entity or a humanoid alligator, the Cuca fera embodies the archetype of the bogeyman, representing irrational fears and the consequences of disobedience. The legend of Cuca fera has evolved over centuries, with its earliest documentation in Catalonia dating back to 1457. As a symbol of fear and control, it continues to be a vital part of cultural narratives across various Hispanic and Lusophone communities, where lullabies and rhymes featuring this creature are commonly used to instill discipline in children.