Humans aren't the only ones repelled by penguin poo, however. To krill, tiny shrimp-like creatures, the smell of penguin poo ...

Imagine looking at the world through the stalked compound eyes of krill in the Southern Ocean. All of a sudden, a penguin appears like a voracious ...

The ideal poo is a 'type 3' or 'type 4' – cracked or smooth sausage – delivered once per day. Are you a three-times a day kind of person, or is a trip to the lavatory a more rare and special ...