Whale "pop songs" spread across the ocean

Our traditional spring hiatus has reached its end, my loyal adverblians. Let the march of interesting oddities resume!

We bring you this intriguing story from ScienceNow:

A new study reveals that, just like humans, humpback whales in the South Pacific follow musical trends that change by the season. Moreover, these songs always move from west to east across thousands of miles of ocean--from the east coast of Australia to French Polynesia--over the course of a year or two. The authors say it's one of the most complex and rapid patterns of cultural evolution across a region ever observed in a nonhuman species.

You can find further details here!