Does it matter if the ferocious sabertooth that’s about to attack you lacks the right bone structure to convince scientists it’s a cat?
The first modern cats exploded through the Old World like particles shooting out of a radioactive rock.
Homotherium was the more successful of the two ice-age sabertoothed cats, but it’s also more of a mystery.
Much of what we love about cats is there because they are killers. But hunger is a fact of life, and cats play an important role in their ecosystem.