It has been introduced to Florida as a feral species.

The project aims to increase conservation efforts on privately held land as well as reduce invasion by feral species and reconnect existing reserve systems.

I wanted to have this very feral, very primal species living underground, but I wanted to make them human.

However, sometimes feral species may control other "problem" species such as rodents, harmful insects, or aggressive plants.

It has become a feral species, growing wild, in western Mexico.

But the zoo's festivities tomorrow and Sunday will highlight the relationship between its feral species and your own furry family members, as well as important differences.

It has never been permanently settled by humans and is free from feral species such as goats, pigs and cats.

Of course many of the feral species were tropical or semitropical.

But there were many different feral species out there.

Kangaroo Island's isolation from European diseases and feral species has greatly protected the island's fauna.