It’s not a Star Wars spinoff—Jeholbaatar is an extinct animal with the lead role in James Gaines’s new SciShow video, “This Ancient Mammal’s Ears Were Built for Chewing.” Watch and learn from James (@the_jmgaines), who wrote for the video about surprising discoveries from fossils of the rodent-like critters. See more @SciShow videos from James and other writing at jmgaines.com. image: SciShow screenshot
