Mysticetes include species such as humpback whales, blue whales, and grey whales.
They needed to adapt their laryngeal structures to accommodate both breathing and vocalizationunderwater.
But it remains unclear how mysticetes phonate with this unusual larynx.
He added: [These are some] of the most enigmatic animals that ever lived on the planet.
They are amongst the biggest animals, theyre smart, and theyre highly social.
The way Baleen whales produce their haunting songs has been a mystery until now.
Professor Elemans reportedly said it was super-exciting to have figured it out.