🖼️00Sperm Whales blow bubbles to achieve restful, vertical sleepHacker News·about 2 months ago#Mjat9Wcr#news#whales#sperm#surface#buoyancy#resting+3 more🧰Tag tools✨Add tagNew research from the University of St Andrews and Université de Neuchâtel, has uncovered the mechanism which allows sperm whales to sleep in a unique vertical position, just under the ocean surface.15s0Read later0Read More
