WhaleFrom Wikipedia, the free encyclopedia Jump to: navigation, search This article is about a marine mammal. For other uses, see Whale (disambiguation).For further information, see Cetacea.WhalesWhales are not a taxon, they are an informal grouping of the infraorder Cetacea Southern right whaleInformationClassification of CetaceaKingdom: AnimaliaPhylum: ChordataClass: Mammalia..