The dog, Canis familiaris ... producing groups of dogs descended from two unique common ancestors. How and when this domestication happened has been a matter of speculation.

Bengals are one of the most sought-after cat breeds in the world, in part due to a genetic trait that gives many of them ...

but analysis of the incredibly well-preserved remains have suggested that the animal is neither dog nor wolf — meaning it could actually be a common ancestor for both. According to CNN ...