The Legend of Zelda: Ocarina of Time Easter eggs

Gargling Rooster or Wolf
Requirments: Zora Tunic and Iron boots, Sun Song if ur impatient

Go to Hylian Lake(use the Serenade of Water or take the long way through Hyrule Field) Go into the water and play the Sun's Song if u know it. Listen and (depending on whether it turns to day or night) you will hear either a gargling rooster or gargling wolf.