In addition, female Dalmatians are more affected than males, interestingly. It's more common among dogs with fur - particularly around the head - that is merle, white or dappled ( lighter areas mixed with darker areas of color, sometimes showing as spots or splotches ). The color and pattern of a dog's coat also has an influence on heterochromia. So consult your vet if you noticed your dog's eye color has changed. While hereditary heterochromia is often nothing to worry about, any changes in eye color are potential cause for concern. This is referred to as acquired heterochromia. But it can also occur later in life from an issue with or related to the eye, such as injuries, health issues, inflammatory conditions and certain medications. Usually, heterochromia is a genetic condition or hereditary, inherited from a relative. The color of a dog's eye is determined by melanin, with most having high amounts of melanocytes (which is why many dogs have golden to dark brown eyes). It's caused by an absence of the pigment melanin in all or part of the eye, resulting in a blue or bluish-white color. Heterochromia can affect dogs, cats, horses and even people. Read on to find out the causes of it and 15 dog breeds with different colored eyes or heterochromia. Our family dog actually has one of the three types of heterochromia. Though it seems like it would be rare and unique, this condition is more common than you may think. Have you ever seen a dog with two different colored eyes? The scientific term for this phenomenon is heterochromia.
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