"You cannot wait until an invasive species has demonstrated its impact upon the ecosystem. If you do, then it's too late." ...

We are lizard biologists, and to do our work we need to catch lizards – never an easy task with such fast, agile creatures. Years ago, one of us was in the Bahamas chasing a typically uncooperative ...

(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) James T. Stroud, Georgia Institute of Technology and Jonathan Losos, Washington ...