Ancient whale turns up on wrong side of the world
The rarely seen pygmy right whale may once have cruised northern waters
by Laurel Hamers
12:00pm, October 9, 2017
A new discovery is turning the hemispheric history of a mysterious whale species upside-down. Two fossils recently unearthed in Italy and Japan suggest that a southern whale was briefly a denizen of northern waters more than half a million years ago.
Until now, all available evidence suggested that the pygmy right whale, Caperea marginata, and its ancestors have been steadfast Southern Hemisphere residents for the past 10 million years.
https://www.sciencenews.org/blog/science-ticker/ancient-whale-turns-wrong-side-world