Home/Interesting facts/Blue Whale1 / 1ItemBlue Whalein Interesting facts by Ivana ZivadinovicLike this itemFollow Ivana ZivadinovicOpen in appBlue Whale on “Interesting facts”, a list by Ivana Zivadinovic on TheLysts.DetailsDescriptionLargest animal ever known to have existedCategoryBiologySourceScientific ResearchDate Discovered19th centuryLocationWorldwideSignificanceCrucial for marine ecosystem balancePopularityHighFun FactHeart is the size of a small carMyth or RealityRealityPreviousGreat Wall of ChinaNextMount EverestRelated itemsGreat Wall of ChinaMount EverestBermuda TriangleStonehengeReport