Its frequently the large and giant breed dogs but it can happen to any dog. Its a loss of hind leg muscle and strength, and its usually from arthritis or hip dysplasia. Dogs are designed to carry about 2/3 of their body weight on the front end and only 1/3 on their back legs.
Why is my dogs back so bony?
Spondylosis deformans is a condition that affects the vertebral bones of the spine and is characterized by the presence of bony spurs or osteophytes along the edges of the bones of the spine.
Is my dog underweight if I can feel his spine?
Feel your dog's spine If you can't feel the bones, or they seem to be buried under fat, you have an overweight dog. If the spine is very pronounced with little or no flesh on top of the individual vertebrae, you have an underweight dog.
How can I tell if my dog is too skinny?
Another way to check if your dog is too skinny is to look at them from above. If the curve from their hips to their ribs is prominent, it might be a sign your dog is underweight. A protruding lower backbone or pelvic bone is also a sign that your dog might need to put on some pounds.
What does a underweight dog look like?
You have an underweight dog if their ribs are easily palpated (felt) and may be visible, with no palpable fat covering them. The tops of their lumbar vertebrae are visible, their pelvic bones becoming prominent, and they have a prominent waist.
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