{
  "species": "mermaid",
  "roles": {
    "gestator": "female",
    "non_gestator": "male"
  },
  "anatomy": {
    "visible_structures": [
      "aquatic humanoid reproductive anatomy (cloacal interface system)"
    ],
    "reproductive_structures": [
      "water-pressure enclosed fertilization sac system",
      "cloacal release interface (both roles)",
      "currentshaping body membranes"
    ],
    "non_reproductive_functions": [
      "hydrodynamic locomotion tail structures"
    ]
  },
  "reproduction_logic": "Reproductive materials are released into self-contained underwater pressure chambers formed by dual-body interaction, enabling fertilization through controlled aquatic currents.",
  "transfer_mechanism": "simultaneous aquatic release \u2192 pressure chamber containment \u2192 microcurrent fusion fertilization",
  "trigger_condition": "stable submerged pressure enclosure formation"
}