The penguin-counting team examined images taken in 2009 by the privately owned Quickbird2, Worldview2, and Ikonos satellites. From these pictures, the scientists counted about 595,000 emperor ...

Peter Fretwell explains how his team counted penguins Fretwell and colleagues totted 595,000 penguins, which is almost double the previous estimates of 270,000-350,000 emperors.

Penguins counted from space. Friday 13 April 2012 21:33, UK. ... The new technology uses satellite mapping with a resolution high enough to distinguish ice shadows from penguin poo. ...

Peter Fretwell explains how his team counted penguins Fretwell and colleagues totted 595,000 penguins, which is almost double the previous estimates of 270,000-350,000 emperors.

There are nearly 600,000 emperor penguins in Antarctica - twice as many as was previously thought - according to a new satellite survey.