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Why is my dog biting her nails? Is it normal or a grooming issue?

Updated On September 23rd, 2025

Pet's info: Dog | Mixed Breed Small (up to 22lb) | Female | spayed | 3 years old | 9 lbs

My 3 year old maltipoo bites her nails quite often and I usually find one laying around the next day. When I check she doesn’t seem to be in any pain and I can never figure out where the nail came from. Is she just grooming herself? I take her to the groomer every 6-8 weeks. Should I take her more often?

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2 Answers

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Answered By Dr Stafford, BVetMed, MRCVS

Veterinarian

Published on October 13th, 2017

It looks like she is just biting off the outer shell of the nail, which can shed in some cases. Because she is nibbling them she is likely causing a little more shedding than normal. I wouldn't worry too much as long as she is not damaging the nail bed or quick of the nails themselves.

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    Answered By Dr. Strydom, DVM

    Veterinarian

    Published on February 13th, 2020

    I suggest you have your vet check her out if she is only biting that one nail. There may be an issue that you cannot see going on with it. If your vet can rule out a medical issue with the nail they can help you determine if this is a serious issue or she is just doing this from habit. Always rule out an underlying medical condition before assuming it is behavioral. ( https://www.dailydogstuff.com/why-do-dogs-bite-their-nails/ )

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