Some mobs with medium hitboxes occasionally get stuck when passing through open doors.
Affected mobs:
Cow
Mooshroom
Goat
Llama
Trader llama
Sheep
Pig
Warden
Strider
Frog
Unaffected mobs:
Horse
Donkey
Mule
Skeleton horse
Zombie horse
Hoglin
Zoglin
Panda
Polar bear
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Comments 3
Can confirm. Just from experience. Mobs know that they can pathfind through a door, but they don't know where the edge of the door is.
I was able to reproduce it with all seven mobs he mentioned