How fast does a blue whale’s heart beat?

How fast does a blue whale's heart beat?The blue whale, also known as a sulfur-bottom whale, or by its Latin name, Balaenoptera musculus, is the largest animal known to have lived, with an average weight of 150 tons and a maximum length of 30 meters (m).

A host of mind-boggling figures characterize this colossal animal: Calves are about 8-m long and can weigh up to 90 kilograms (kg), an adult whale has about 100 long grooves on its throat and chest, and only its heart can weigh up to 700 kg — but how fast does this huge vital organ beat?

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