The Hoatzin, also called the stinkbird, is native to the Amazon and Orinoco basins. It has a unique digestive system that ferments vegetation, much like a cow’s stomach.

Credits

• Hendrix for his ZT1 Sprite Render Tool for Blender
• Animations from Bunyupy’s Hoatzin
• Sounds from Xeno-canto
• The zoopedia entry is from Neotropical Birds - Cornell Lab of Ornithology