Resumen de Trial by repetition
In much of ecology, it is taken as read that invasive species were a major culprit in recent extinctions. This is widely stated, despite a lack of evidence for it. The UK government's Nonnative Species Secretariat declares that invasive species have "contributed, to 40 per cent of the animal extinctions that have occurred in the last 400 years". Here, Pearce examines how this idea get so popular
