 So if you see one with its beak open and breathing hard, it's looking for some cool temperatures. Best thing to do, give them a little cooler water. That'll help cool down their bodies considerably. They might play in it. They'll certainly drink it. And then also fans and ventilation if you have them inside in coops. You don't want stagnant, still air. And there's actually a Pedialyte for chickens. It's an electrolyte solution that you can use to help balance their fluids if they get too warm.