HOW will the lungfish cross the dam? That’s the burning question for those trying to save the last wild breeding grounds of our closest living fish relative, the Queensland lungfish, Neoceratodus forsteri.
“It is a scientifically crucial animal,” says palaeontologist Zerina Johanson of Macquarie University in New South Wales. This is because it is a living guide to rare fossils of the first four-limbed animals (New Scientist, 5 April, p 14).
The survival of the fish is, however, being threatened by two dams: the one on the Mary river in south-east Queensland is not yet a done-deal, but…
