The iconic image many people think of when they think of dogs digging holes is the dog proudly putting a bone in it and covering it back up. In reality, this can leave you with a lot of holes in the ground.

Often times the thing most people associate with horses is racing. Whether it's at the Kentucky Derby or Saratoga Springs, horses prove time and again to be powerful animals. But along with their strength is a sickness that can be a major weakness. According to ultimatehorsesite.