The gang discusses two papers about the evolution (and loss) of hypercarnivory in mammals. Meanwhile, Amanda shares more equine history, Curt does his best to kill a trend, and James goes "nuclear". Please bear with us.... BEAR.

"Batty McFaddin" Kevin MacLeod (incompetech.com) 
Licensed under Creative Commons: By Attribution 3.0
http://creativecommons.org/licenses/by/3.0/

References

Van Valkenburgh, Blaire, Xiaoming Wang, and John Damuth. "Cope's rule, hypercarnivory, and extinction in North American canids." Science 306.5693 (2004): 101-104.

Figueirido, B., et al. "Shape at the cross‐roads: homoplasy and history in the evolution of the carnivoran skull towards herbivory." Journal of evolutionary biology 23.12 (2010): 2579-2594.