That article seems very new-world-centric
Europe, Mainland Asia & Africa all have native small cats and so the birds and small mammals have evolved to deal with them, the issue is that in Australia & the Americas they haven't and so that's where all the risk of species actually being wiped out is - in the old world the cats largely just replace the larger predators that humans have killed off in the ecosystem
What if it's a convolution though 🤔