What are the key differences between Agricola: All Creatures Big and Small and the original Agricola board game?

Agricola: All Creatures Big and Small is a simplified version of the original Agricola board game, focusing solely on animal husbandry rather than farming. The key differences include a smaller game board, fewer resources to manage, and a quicker gameplay experience. Additionally, All Creatures Big and Small does not include the family growth and renovation aspects found in the original Agricola game.