We have known for decades that male humpback whales sing — complex, structured sequences that can last for hours. What researchers discovered about how those songs change, spread, and evolve across populations has added something unexpected to our understanding of culture in the animal kingdom.
Every humpback whale in a given ocean basin sings the same song during breeding season. This song is not fixed — it changes, gradually and continuously, over the course of each season and across years. What is remarkable is that all the whales in a population change together: the innovations appear, spread through the population, and become the new shared song, which then continues to evolve in the same coordinated way.
The article is not finished. Click on the next page to continue.
The article is not finished. Click on the next page to continue.
Next page