BBC Home
Explore the BBC



Last Updated: Tuesday June 02 2009 14:41 GMT

In pictures: Penguin poo seen from space


Scientists studying penguins in the Antarctic have a problem - how to track down the birds.

Penguin colony

The birds are pretty small, but they can be pretty messy too. They group together in colonies, and their poo leaves a reddy-brown stain on the ice.

Satellite image

In fact the stains can be so big they are visible from space - giving scientists a helping hand.

Penguins on stomachs.

Thanks to the smelly stains, experts have found 38 emperor penguin colonies - 10 of which are new. That's a lot of poo!