It’s called displacement aggression The sportsball fan identifies with his team to the point that it feels like he lost the game himself. Since he can’t express his frustration and subsequent aggression towards the opposing team (since he is in front of his TV several 100km away), he expresses it towards the next best thing that is weaker and accessible, e.g. furniture, walls, wife and kids…
The german language has two words for “owl”: “Eule” and “Kauz”. I’m a native speaker, but I had to look up what the difference is (Wikipedia/Deepl):
“Eule” means “owl”.
“Kauz” also means owl, but specifically the small, fat and grumpy looking kind:
That’s literally it, it has nothing to do with biology. So the correct translation would be “grumpy-looking goshawk owl”. 😉