Eyebrows on humans prevent sweat from getting to the eyes, but eyebrows on dogs? Unlike wolves and cats, dogs have developed thin eyebrow muscles that aren't easily perceived by the human eye. However, we can spot dogs with eyebrows when they try to tell us something or simply respond to humans. What we can easily notice on their faces are eye dots. These unique markings often look like natural eyebrows in both cats and dogs and help them create facial expressions. Still, all dogs do have…
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