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As ovotestis is defined as the simultaneous occurrence of testis ( testis) and ovarian tissue ( ovary ) in a gonad. An ovotestis is thus a special form of hermaphroditism.

Some representatives of molluscs and fish ovotestes occur as normal formation. In mammals, an ovotestis may occur due to a disturbance in the embryonic development.

  • Anatomy (eddy lots)
  • Anatomy of the fish
  • Malformation
  • Testicle
  • Sexual organ
  • Ovary