https://www.kens5.com/article/tech/scie ... N6akhJOu-g

Dire Wolves are about 25% larger than modern gray wolves and have been exitinct for the last 12,500 years--that goes back to the very earliest days of human civilization, as far as we can tell, going all the way back to the Younger Dryas days--you know, that impact event that precipitated a rapid period of global cooling at about that time. Go look up Göbekli Tepe for more information.