Panting
When dogs are hot, they cool off by panting. This is their way of sweating and lowering their body temperature. Although they might look like they’re in pain or stress, they probably aren’t in danger…just thirsty!
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Eye Movement
Dogs, like humans, show emotions with their eyes. When they’re sad or tired, they’ll often look at the ground. On the other hand, when they’re happy or excited, they’ll open their eyes and look around.