[Veto!]

Worse, the instinct to attack was bred into their genes from the outset.

Yikes. I thought it was a recent development.

[Windflier]

"the instinct to attack was bred into their genes from the outset."

Yikes. I thought it was a recent development.

No, they were originally bred by grain farmers to hunt rats. Through careful selection, the breeders created a dog with incredible killer instincts. The details are on the web.