The game version is 1.16.5 with forge 36.2.33 ，mod version is 11.0.5

Specifically, flapping wings in the air without moving，won't bypass like other animals when there's a block blocking them.

I won't speak English, hope you don't mind.

Just like this, it only flaps its wings without moving a bit, as if it stopped in mid-air.

Getting this too

Try removing Performant.

I didn't install the mod you said（︶︿︶）

Try removing Performant.