PALEOBOTANY'S ‘ONCE IN A LIFETIME'
Huge Karoo fossil find rocks scientists’ world
When Rose Prevec noticed a specific outcrop of rock in the Karoo, it ‘screamed fossils’. Thirteen years later she has announced a discovery so rich and well preserved that it has filled massive gaps in knowledge about the evolution of the planet and its ecosystem diversity before the ‘Great Dying’ wiped out most life on Earth. DAVE CHAMBERS reports.