- "It's the result of many years of Cucco research!"
- — In-game description
The Cuccodex is quest item from The Legend of Zelda: Oracle of Seasons. It is a book containing extensive information about Cuccos. It is given to Link after he lights Mr. Write's house lamp. The Cuccodex is later given to Malon in North Horon to help her take care of her Cuccos better as part of the trading quest for the Noble Sword.