Watch: Disturbing tiger shark attack in Red Sea caught on camera

Orca whales (killer whales) kill dolphins for several reasons, mainly related to their natural behavior as apex predators. Here are the key reasons: 1. **Hunting for Food** – Some orca populations, especially **transient orcas**, specialize in hunting marine mammals, including dolphins, seals, and whales. They kill dolphins as a food source. 2. **Competition for Resources** – Orcas and dolphins often compete for the same food, such as fish and squid. Sometimes, orcas may kill dolphins to reduce