* Saber-Tooth Cats and Dire Wolves Carried a Terrible Disease in Their Bones The New York Times
* Dire wolves and saber-toothed cats may have gotten arthritis as they inbred themselves to extinction Livescience.com
* Sabre tooth tigers and dire wolves were in trouble before they vanished The Economist
* Bone disease in sabre-toothed tigers may be a sign of inbreeding New Scientist
* Saber-toothed cats and dire wolves suffered from joint pain like modern pets Science
* View Full Coverage on Google News
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