A team of researchers found that the rate ranged as low as two beats per minute and as high as 37.
The larger the animal, lower the heart rate as it minimizes the heart's work while distributing blood in the body.
Wildlife Week 2019: How do you weigh a live whale? A marine biologist talks about working with the planet's biggest animal
Whales are the largest animals on the planet, and important predators in the marine ecosystem.
In India, the Momo Challenge has reportedly claimed the life of two children.
Though people in her home country Sri Lanka thought that becoming a marine biologist was 'frivolous', Asha De Vos decided to follow her dreams. She works towards making the oceans safer for whales
Momo Challenge: ICSE association in West Bengal warns schools about 'game', suggests awareness drives for parents and students
The Association has asked schools to organise sensitisation drives among children and their parents about the danger of online games like Momo Challenge and Blue Whale.
The reason for this situation-specific choice among blue whales is likely simple: to get as much food in their mouths as possible, said the report.
The court said this in its order on a petition seeking steps to deal with the spate of suicides by youngsters who got hooked to playing Blue Whale.
The Supreme Court on Friday sought the government's response on a plea seeking to firewall virtual games like Blue Whale which has allegedly led to several suicides.
Two college girls in Pakistan's Punjab province have been expelled after they inflicted cuts on their arms with knives as part of the controversial Blue Whale Challenge game
Bombay High Court on Thursday refused to hear a public interest litigation seeking a ban on the online game 'Blue Whale Challenge'.
Blue Whale Challenge is reportedly a suicide game in which the player is given certain tasks to complete for a period of 50 days and the final task leads to the player committing suicide.
Chhattisgarh Police has launched a probe into a number of cases suspected to be linked to the Blue Whale challenge in various districts of the state
Government advisory on the Blue Whale Challenge asks guardians to monitor the online activities of children
The advisory explained that the the challenge is that an anonymous group administrator hands out 50 tasks to selected players that must be completed.
Supreme Court sought the Centre's response on a plea seeking a ban on the online Blue Whale game that has been blamed for a number of deaths of young people.
The Bombay High Court on Thursday directed the Maharashtra government to file an affidavit in response to a PIL, seeking a ban on the Blue Whale Challenge online game.
Madhya Pradesh Police probes Blue Whale angle after 17-year-old dies taking selfies before running train
A 17-year-old who was allegedly taking part in the Blue Whale challenge committed suicide by standing before a running train, the police said
Blue Whale challenge: Odisha Police to review number of victims in state, expresses concern over game
The menace of the online game Blue Whale remains a major concern for Odisha Police even as it reviews how many children in the state had fallen prey so far, a top official said on Friday
Blue Whale spreading its tentacles fast, Assam Police on Wednesday issued an advisory to parents and elders of families to monitor and regulate the online surfing activity
The CID had "saved" an engineering student from falling prey to the controversial online game after receiving a call.