The idea of beached marine life is horrifying. The act is often associated with ill animals and can quickly lead to death.

Rare beach hunting: Patagonian orcas intentionally strand themselves to ambush sea lions, achieving success in about 50% of attempts. Taught through practice: Older orcas demonstrate the technique to ...

The behavior, often called “wave-washing,” has been seen in nature before. Pods of orcas swim in formation toward a seal on ...