When organisms are deliberately or accidentally introduced into a new ecosystem a biological invasion may take place. These so-called ‘invasive species’ may

Biological invasion is a process wherein certain organisms are introduced into a new ecosystem, where they did not exist previously. It may be a natural process

Biological invasion is a process wherein certain organisms are introduced into a new ecosystem, where they did not exist previously. It may be a natural process

Biological invasion is a process wherein certain organisms are introduced into a new ecosystem, where they did not exist previously. It may be a natural process

Biological invasion is a process wherein certain organisms are introduced into a new ecosystem, where they did not exist previously. It may be a natural process