Current Science

The PDF file you selected should load here if your Web browser has a PDF reader plug-in installed (for example, a recent version of Adobe Acrobat Reader).

If you would like more information about how to print, save, and work with PDFs, Highwire Press provides a helpful Frequently Asked Questions about PDFs.

Alternatively, you can download the PDF file directly to your computer, from where it can be opened using a PDF reader. To download the PDF, click the Download link above.

Fullscreen Fullscreen Off


When an animal or a plant species, unknown in a country, gets introduced, it is termed an exotic species often characterized by its prolific breeding, in the absence of any biotic natural enemies. Frequently, such introduced species end up as a pest/weed. These then become invasive alien species (IAS), threatening the economy.
User
Notifications
Font Size