Photo: Alien Species Invading Antarctica, Experts Warn

Email to a Friend << Back to Full Story


Emperor penguins rest near the ocean in Antarctica. Scientists say that some penguins and other Antarctic animals are becoming infected with bacteria from sewage at research stations—just one example of alien organisms causing harm to the icy continent's ecosystems.

Photograph by Maria Stenzel/NGS

EMAIL NEWSLETTER Photos and News of the Week

Get the top photos and news of the week from National Geographic News, plus occasional breaking-news alerts.

See Sample >>
Please enter a valid email address
Privacy Policy

MOST VIEWED NEWS

New Mercury Images Show Volcanoes, Magnetic Field, More

100 Years After Tunguska, Earth Not Ready for Meteors

WEEK IN PHOTOS: Space "Ribbon," Calif. Wildfires, More
NEWS FEEDS    After installing a news reader, click on this icon to download National Geographic News's XML/RSS feed. After installing a news reader, click on this icon to download National Geographic News's XML/RSS feed.

Get our news delivered directly to your desktop—free.
How to Use XML or RSS

ADVERTISEMENT

NATIONAL GEOGRAPHIC'S PHOTO OF THE DAY

Today's National Geographic Photo of the Day

• Today's Photo

• Download as Wallpaper

Photo and Headline Widget

Put our latest news and photos on your Web page or desktop—automatically updates! See Sample
Download Widget