The answer to the crossword question “Stubborn animal” is ASS. This refers to the domesticated donkey, which is known for its stubbornness and reluctance to follow orders. Donkeys are often used as pack animals and can be found in many parts of the world. They are known for their hardworking nature and their ability to carry heavy loads over long distances. Despite their stubbornness, donkeys are also known for their gentle and affectionate personalities, making them popular pets and companions.