Papaya

From the Super Mario Wiki

A Papaya is a kind of fruit found in Isle Delfino during the game Super Mario Sunshine, that Yoshi can eat. When Yoshi eats the fruit, he will become Orange. He can spit orange-colored Yoshi Juice, and has various effects on Cheep-Cheeps and other enemies.

Fruits

Apple | Banana | Bean Fruit | Berry | Black Apple | Blue Apple | Blue Banana | Blue Berry | Bubble Berry | Cherry | Coconut | Crystal Berry | Dried Fruit | Durian | Giant Banana | Golden Apple | Grape | Green Banana | Heart Fruit | Keel Mango | Lemon | Lime | Mella Yella | Melon | Papaya | Peach | Peachy Peach | Pineapple | Pink Apple | Primordial Fruit | Red Apple | Red Berry | Red Watermelon | Star Fruit | Strawberry | Watermelon | Yellow Apple | Yellow Berry