they just migrate
Killer whales are mammals and have two internal lungs. They are not fish, and therefore have no gills.
there are only two
Bottlenose Dolphins and killer whales/orcas are two different species. They're both mammals though.
They all look about the same to me.
currently people have found them to be only two foot but the Smithsonian club says the killer whales do not have teeth it is a carbon fiber genetically created by the well
Killer whales do thats why they have sharp teeth.
Killer whales nurse for at least a year but may nurse up to two years.
Cancer. All kinds of cancer.
No. Whales are mamals and fish are fish (ichthyoids) -- these two kinds of animals cannot breed.
baleen whales are larger than toothed whales. Baleen whales have two blowholes on the top of there heads.Baleen whales are solitary most of the time and they eat small fish and plankton.
One is a Sea Lion and the other two are Killer Whales.
Polar Bears and Killer Whales (Orca) are the two main predators of the beluga whale. Polar bears take particular advantage of situations when belugas become trapped by ice and are thus unable to reach the ocean. The bears swipe at the belugas and drag them onto the ice. The killer whale is its other significant natural predator.