Hordes of yabbies are trashing rivers in Africa. How did this happen?

In the 1980s and 1990s, the hardy redclaw crayfish was exported from Australia around the world. But escapee yabbies have become a nightmare.

MediaNews présente le titre et le résumé publiés par le média. L'article complet se lit sur le site de l'éditeur. (theconversation.com)