Orcas, like all whales and porpoises, are mammals along with their relatives, the dolphins.
Orca whales are sea mammals: Antarctica is a continent. Orca whales live in the Southern Ocean that surrounds Antarctica.
Yes, they are mammals and have a spine.
Killer whales, or Orca, are warm blooded like all mammals.
otter
Orca are sea mammals and live in oceans. Around Antarctica, they swim in the Southern Ocean.
killer whale or orca
Yes, these animals are vertebrates because they do have an internal skeleton and a backbone made up of vertebrae plus the other characteristics of a vertebrate. Although they are called "Killer Whales", the Orca is not actually a whale. They are the largest member of the dolphins. Orca are dolphins, dolphins are mammals, all mammals are vertebrates.For more information on vertebrates and invertebrates, see the related questions.
Killer Whales (Orca orca) are aquatic mammals that tend to live in family pods (groups) and cooperate in their social and hunting activities.
They are ocean whales and live in saltwater.
Some do. Some aquatic mammals such as leopard seals, orca whales, sea lions, etc., feed on penguins.
An Orca because they are quite aggressive and if cross anoter species of whale (or another pod of orca) they will battle it out.
Killer Whale, a.k.a. Orca.