HMS Hydra (A144) the first commission of HMS "Hydra". She was decommissioned and sold to the Indonesian Navy in 1986 and renamed KRI "Dewa Kembar" (Pennant Number 932); she was still in service in 2006. There have been eight ships of the name in the Royal Navy, named for the Hydra of Greek Mythology, a serpent with many heads (though nine is generally accepted as standard), the centre one of which was immortal. The monster was overcome and slain by Hercules. The ship's badge of HMS "Hydra" depicts the monster with seven heads. The ship's motto was "Ut Herculis Perseverantia" ("Like Hercules Persevere").
Uni (mythology) to Uni. She also appears on the Liver of Piacenza. In the Etruscan tradition, it is Uni who grants access to immortality to the demigod Hercle (Greek Heracles, Latin Hercules) by offering her breast milk to him. Uni (mythology) Uni was the supreme goddess of the Etruscan pantheon and the patron goddess of Perugia. Uni was identified by the Etruscans as their equivalent of Juno in Roman mythology and Hera in Greek mythology. She formed a triad with her husband Tinia and daughter Menrva. Uni appears in the Etruscan text on the Pyrgi Tablets as the translation of the Phoenician