Feet chewing in dogs can be due to behavioral problem or pathology. Dogs usually chew their feet when relaxing or getting bored. Among pathological factors, itching and stress are major cause of feet chewing. This itching can be due to contact and inhalant allergies and nutritional deficiencies like vitamin A, fatty acids, zinc and protein. You should look for the following on your dogs feet.
- Lumps or pumps
- Swelling and redness
- Wound or abscess
- Cut
- Thorn
- Crusty or flaky Feet.