So 18 years ago, I asked a question which, at the time, almost everybody I was working with on the Great Barrier Reef thought was crazy: is it possible that fish could use sound as a way of finding their way home?
Diciotto anni fa ho fatto una domanda che, a quel tempo, tutti quelli con cui lavoravo alla Grande barriera corallina ritenevano folle: "È possibile che i pesci usino il suono come un modo per ritornare a casa?