Dan has a whale of a time talking about an admittedly gross but wholly interesting piece of a whale’s anatomy.

Sources

Whale Stress level analysis

https://www.nature.com/articles/s41467-018-07044-w

https://arstechnica.com/science/2018/11/whales-are-stressed-out-by-climate-change-and-it-shows-in-their-earwax/

Prior works

https://blog.nationalgeographic.org/2013/09/16/giant-gob-of-earwax-reveals-blue-whale-secrets/