History has many examples of invasive species. The term "invasive species" refer to some kind of species which somehow has been transported to another environment, usually this is done by us, humans. These species may fail to reproduce either because they cannot adapt to the environment or because there are too many predators in this environment that they cannot counter. Or, they may manage to perfectly adapt into their new environment and live happily ever after.
But what happens if they become the dominant species there? What if there is no natural predator to stop their all-growing reproduction rate? What if they adapt so well in their new environment that they experience a huge boost in their reproduction? Watch the following interesting video