Wood

Wood are types of blocks that are used in bird structures.

Which pigs can destroy it

 * 1) Small Pig
 * 2) Medium Pig (only when split)
 * 3) Large Pig
 * 4) Fat Pig
 * 5) Fire Pig
 * 6) Mighty King
 * 7) Ninja Pig
 * 8) Bomb Pig
 * 9) Bombdropper Pig
 * 10) Bowling Ball Pig