Why Does My Dog Scratch The Floor. This instinct does not leave a dog just because its an indoor pet. The bottom of a dogs paws has special glands that release a territorial scent onto the floor when the dog scratches.
So when you approach an unfamiliar dog dont be fooled by the movements of its tail. In warm areas dogs may scratch the floor to cool down. When a dog scratches at the floor he is claiming that spot as his own.
Why does he scratch the floor after defecating.
Since there are multiple possible causes it would help to consider what would make each of them more likely. Dogs may also circle the area where they scratch before lying down. The most common cause of carpet scratching in dogs is that your furry companion is seeking your attention. There are a lot of reasons why your dog may scratch the carpet all the way from primal urges to boredom to anxiety.