海豚 (いるか, イルカ) - also refers to other small whales such as porpoises or beluga

Small, social carnivorous toothed [[whale]].

h4. See also

* [[List of animals]]
* [[inflatable dolphin]]
* [[orca]]
* Wikipedia: "Dolphin":http://en.wikipedia.org/wiki/Dolphin
海豚 イルカ