Minecraft wiki entry for Iron_Golem, associated text: Creation of an iron golem.
An iron golem offers a villager a poppy.
An iron golem offers a poppy to several villager children.
An iron golem attacking a spider by throwing it into the air.
An iron golem attacking a witch.
An iron golem attacking the player.
Iron golems acting weirdly in a player-created village, by attempting to cross in a two-block-high gap.