| on the origins of medfly invasion and expansion in australia. | as a result of their rapid expansion and large larval host range, true fruit flies are among the world's most important agricultural pest species. among them, ceratitis capitata has become a model organism for studies on colonization and invasion processes. the genetic aspects of the medfly invasion process have already been analysed throughout its range, with the exception of australia. bioinvasion into australia is an old event: medfly were first captured in australia in 1895, near perth. afte ... | 2004 | 15548296 |