Da** y'all, calm down, and stop hating on that fox. He didn't do it on purpose. The only reason that happened was because he was in predator form. And, they explained that it's worse/harder to control the predator instinct with natural enemies like them (fox/mouse). The point is that he didn't succumb to that instinct and stopped himself and feels like scrap about it.
Yes. Yes, I do comment in paragraphs. 
Dads, uncles, brothers, oh my! Check out list of (mostly) BL with kids: https://mangabuddy.com/manga-list/46295

Dads, uncles, brothers, oh my! Check out list of (mostly) BL with kids: https://mangabuddy.com/manga-list/46295