In the span of a few years, lionfish spread from the coast of the US to the Bahamas and throughout the Caribbean. The invasive species is devastating ecosystems, eating everything in its path.

An invasive alien species has been introduced - the lionfish. The lionfish is a fearsome predator and it's taking over. This highly venomous fish was first found in Atlantic waters towards the end ...

Lionfish, which are native to the Indo-Pacific but were accidentally introduced to the Caribbean, are decimating native fish species. To help limit their damage, scientists are teaching sharks to ...