What's your favorite whale phase? Produced by Complexly for PBS Digital Studios Want to follow Eons elsewhere on the internet? Facebook - https://www.facebook.com/eonsshow Twitter - https://twitter.com/eonsshow Instagram - https://www.instagram.com/eonsshow/ References: https://www.discovermagazine.com/the-sciences/these-ancient-whales-lived-like-modern-manatees-40-million-years-ago https://journals.plos.org/plosone/article?id=10.1371/journal.pone.0276110#sec047