Minecraft wiki entry for Before_Village_%26_Pillage, associated text: 1 Terminology
2 Housing
2.1 Overlapping boundaries
2.2 Transparent blocks
2.3 Cancelling out
3 Transporting villagers
4 Breeding and population cap
4.1 Willingness
4.2 Breeding indefinitely
5 Curing zombie villagers
6 Iron golems
7 Zombie sieges
8 Videos
9 External links