The wonderful Dr. Sheela Athreya will be chatting with Dr. Briana Pobiner next week about something a number of you have asked about in your comments on the readings: how do scientists identify new species? Registration is free, and the program is short and sweet, with a decent amount of time for q&a, so check it out if you're interested to know more about this!
https://naturalhistory.si.edu/events/how-do-paleoanthropologists-identify-new-species