World’s ‘Loneliest Whale’ Might Be a Sterile Hybrid—and a Dire Warning - Gizmodo

A mysterious whale that has puzzled scientists for decades may not be an anomaly, but a clue to what climate change is doing beneath the waves.Almost 40 years ago, deep in the Pacific, a single voice called out a song unlike any other. The sound reverberated through the depths at 52 Hertz, puzzling those listening to this solo ringing out f…