Bees can sting you through thin walls such as doors and slabs

What I expected to happen was...:
The bee would not be able to sting me through a door

What actually happened was...:
The bee was able to sting me through a wall

Steps to Reproduce:
1. Place a bee in a box with a door or slab
2. Cause the bee to become aggravated
3. Move against the door
4. The bee may sting you