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

Krill forms the base of the food chain, and may be at risk as well, explained Watters. “Climate change is a major force in that region, and is creating big changes in the (Antarctic Peninsula ...

For humpback whales in the Pacific, their songs may be a solid indicator of the type of food that is swimming nearby ... Initially, there was a large increase in krill, shortly followed by ...

Nearly all of Antarctica’s iconic wildlife, from penguins to seals and whales, depend on krill, tiny crustaceans that make up the base of the food chain. Krill are also sought after by humans ...