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 ...

Adélie penguins are a vital part of the Antarctic food chain – they eat tiny creatures like krill and small fish, and are a source of food for predators like leopard seals and killer whales. By ...