Why is my dog’s nail turning brown?
Why did my dog’s nails turn brown? Finally, nails that turn brown can also be the result of yeast infection. Dogs that have a history of allergies are more prone to these infections. You will notice nails growing longer than usual and the quick also turning brown (the blood vessel and nerve inside the nail).
Why are my dogs nails changing Colour?
Some dogs naturally have different colored nails. As dogs age, their nails may thicken and change to a hardened texture. This change may also come with a change in color from black or white to red or brown. If dogs have allergies to their environment, this may cause discoloration to their nails.