Typically, male sperm whales travel in pods. When you see one by itself, it's likely sick or got caught in some ice. But it could also be injured as a result of human activity: trawling and ships can ...

Typically, male sperm whales travel in pods. When you see one by itself, it's likely sick or got caught in some ice. But it could also be injured as a result of human activity: trawling and ships ...