Curious humpback whales approach humans and blow bubble 'smoke' rings
(phys.org)https://phys.org/news/2025-06-curious-humpback-whales-approach-humans.htmlA team of scientists from the SETI Institute and the University of California at Davis has documented, for the first time, humpback whales producing large bubble rings, like a human smoker blowing smoke rings, during friendly interactions with humans. This previously little-studied behavior may represent play or communication.
