This behavior was first captured on camera back in 2008. An Anglo-Japanese team of biologists drifted into a group of completely still whales completely by chance, and further research determined that this astonishing behavior accounts for approximately 7% of a sperm whale’s life. They take their vertical naps in short intervals of 6-24 minutes.
Scroll down to view Banfi’s surreal images and enjoy a video of this extremely rare event:
