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My dog is sick, won't eat, licks air, drools, and eats snow. Why?

Updated on September 23rd, 2025

Pet's info: Dog | Mixed Breed Large (61lb +) | Male | 5 years and 1 month old | 70 lbs

My dog seems to be sick he won't eat but will drink, he is constantly licking air and drooling. When I take him outside he digs through snow to eat grass and eats the snow. I have no idea what could be wrong

1 Answer

Most Helpful Answer

Rodrigo Roca, DVM

Answered By Rodrigo Roca, DVM

Veterinarian

Published on February 9th, 2018

Hello, sorry to hear about Karl. It sounds like he may have increased thirst and is looking for more water (licking the air, eating snow, not eating but drinking). This could be associated with a form of kidney disease.

Alternatively, the air licking and excessive drooling could be an indication that something is abnormal within his mouth (tooth root abscess, salivary gland abscess, or even a mouth mass). This can usually cause dogs to not want to eat, or they may prefer to eat softer foods, but still be able to drink.

You may look in his mouth and see if you note anything obvious, but ultimately, he may need be thoroughly evaluated by a veterinarian to look for any diseases within his mouth or his kidneys.

Another reason for dogs to not want to eat and cause them to eat grass could include any GI disease such as a dietary indiscretion. This however tends to also carry signs of vomiting and/or diarrhea.

If Karl is not getting better, then have him evaluated by your veterinarian promptly. Hope this helps and best of luck.
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