As someone who has cared for domestic ducks and geese, I’ve learned that heat shock is a critical threat during hot weather, especially for waterfowl that cannot sweat. Observing signs like rapid, open-mouth breathing, lethargy, and wings held away from the body helped me act quickly to prevent fatalities. Cooling them gradually with lukewarm water on the armpits, legs, feet, and around the vent, while providing shade and fresh water, proved vital. I always keep a fan and fresh electrolytes nearby to support recovery if needed. For baby waterfowl, it’s shocking how shallow water or mud can be dangerous even on warm days—drowning and chilling risk are high because of their tiny bodies and lack of swimming strength. I recommend supervised swim time only and using shallow entries with textured ramps for easy exit. Keeping resting areas dry and warm nearby and frequently changing water helps prevent exhaustion or hypothermia. I’ve also witnessed adult waterfowl becoming overheated through overcrowding or excessive exertion, emphasizing the importance of proper ventilation and plenty of shade. Group dynamics require close monitoring, as stressed or tired birds may panic and injure each other unintentionally. Prevention is key: maintaining cool, clean water, shade, and good airflow, along with avoiding sudden temperature changes and forceful handling, ensures healthier flocks. In cases of heat shock or chilling, offering calm, quiet environments and gentle care can mean the difference between life and death. When in doubt, seeking vet advice promptly has saved many birds in my experience. By integrating these practical care steps, responsible pet owners and rescuers can help their domestic ducks and geese thrive while minimizing risks associated with heat, water hazards, and early life dangers. The knowledge shared at Clusterduck Farms is essential for anyone dedicated to protecting waterfowl and fostering their well-being.