What ecosystem does killer whale live in?

Killer whales (Orcinus orca) are highly adaptable marine mammals that inhabit a wide range of ecosystems across the world's oceans. Here are the main ecosystems in which killer whales are found:

1. Coastal Waters:

- Killer whales are often found near coastlines, where they hunt for prey such as fish, seals, sea lions, and other marine mammals. They may inhabit fjords, bays, inlets, and other areas with rich food resources.

2. Open Oceans:

- Killer whales are also found in the open ocean, far from land. They may travel long distances in search of food, often following migrations of prey species such as fish and marine mammals.

3. Polar Regions:

- Some populations of killer whales inhabit the polar regions, including the Arctic and Antarctic. These whales are well-adapted to cold temperatures and may hunt for prey such as seals, walruses, and polar bears.

4. Temperate and Tropical Waters:

- Killer whales are found in temperate and tropical waters as well. They may inhabit areas near the Equator or in temperate regions with suitable prey populations.

5. Deep Waters:

- Some killer whale populations may venture into deep waters, where they can hunt for prey such as squid, sharks, and deep-sea fish.

6. Estuaries and Rivers:

- Occasionally, killer whales may be found in estuaries and river systems, especially when pursuing prey species that enter these areas.

It's important to note that different populations or pods of killer whales may have specialized adaptations and hunting strategies based on their specific ecosystems and prey availability.