The border traverses a variety of terrains, ranging from major urban areas to uninhabitable deserts. Approximately 350 million legal crossings occur annually, and is the most frequently crossed border in the world. The total length of the continental border is 1,954 miles (3,145 km).
Only a veterinarian will know what's wrong with your dog but usually stumbling, wobbling and falling down is associated with neurological problems, especially if there aren't any other signs. I would really take him to the vet as soon as you can.
But with a dog, that sneeze happens in reverseâair is pulled into his nose, resulting in a loud honking or snorting noise. Here are a few other signs that your dog is in the middle of a reverse sneezing fit: 1  Standing still with elbows spread apart. 2  Bulging eyes. 3  Backwards head motion.