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My dog has black pimple-like spots on his skin. What could they be?

Updated On September 23rd, 2025

Pet's info: Dog | Jack Russell Terrier | Male | neutered | 2 years and 8 months old | 18 lbs

My dog has a few flat small black pimple like moles, do you have an idea on what it might be?

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1 Answer

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Answered By Lotus Altholtz

Veterinarian, Board-Certified Lab Animal Medicine Specialist

Published on January 21st, 2023

Those look like nipples. You can check to see if there is a line of these on both sides of his ventrum. They usually start from the groin area and go up to the chest. There may be 10 nipples (5 on each side). Some dogs have only 6. Love the name Milo…best wishes!

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