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22 December 2013

Festive penguin parades raise questions about animal welfare

They're cute and live in the snow (well, some of them do), so penguins seem to be a natural fit for festive decorations and activities. But reports of live penguins being used in Christmas parades has raised animal welfare concerns.  

19 December 2013

Traffic jams lend insight into emperor penguin huddle

Emperor penguins
Photo credit: Daniel Zitterbart
ANTARCTICA - Emperor penguins maintain the tight huddle that protects them from the harsh conditions of an Antarctic winter with stop-and-go movements like cars in a traffic jam, a new study has shown.

By using a mathematical model that recreated the positions, movements and interactions of individual penguins in a huddle, researchers have revealed that an individual penguin only needs to move 2cm in any direction for its neighbour to react and also perform a step to stay close to it.