Summary: How do paleontologists know when they've found a new species? Idk, but thankfully I've got a few scientists on speed-dial that comes in pretty handy for such questions. We caught up with Gabriella Rossetto at the Denver Museum of Nature & Science to hear about a particularly eventful field season, & Dr. Ken Angielczyk comes back to share his experience being one of only a handful of world experts studying Dicynodonts; tusked mammal-like animals that lived around 270 million years ago.
