What Happened to the Pre-Contact Dogs?

New video discussing the forgotten history of the once-great dogs of North and South America before European contact! We will take a look at the historical, archaeological, and genetic evidence for these mysterious canines. Where did these dogs come from? Where did they go? What's the deal with chihuahuas? Well, science can help us try to answer these questions! Hope you enjoy!

Citations:
Leathlobhair, Máire; et al. (2018). "The evolutionary history of dogs in the Americas". Science.
Leonard, Jennifer A.; et al. (2002-11-22). "Ancient DNA evidence for Old World Origin of New World Dogs". Science.
Kelly (Wiggins), Fanny. "Narrative of My Captivity Among the Sioux Indians", Hartford, Conn.: Mutual publishing company, 1871.
Dogs: Domestication and the Development of a Social Bond by Darcy F. Morey
Maley, Carlo C.; et al. (2019). “Cancer cell evolution through the ages.”. Science.