If the dog is wet and shivering, then it's shaking because it's cold and needs to be dried off and warmed up. If it hasn't been running or playing or been wet or cold, then you need to take it to a vet, immediately. It could be any number of diseases or toxins, and you can't help it if you don't know what it is.
The Supreme Court of the United States. The Supreme Court of the United States is the highest court in the land and the only part of the federal judiciary specifically required by the Constitution. The Constitution does not stipulate the number of Supreme Court Justices; the number is set instead by Congress.
Judicial Branch. The judicial branch of government is made up of the court system. The Supreme Court is the highest court in the land. Article III of the Constitution established this Court and all other Federal courts were created by Congress. Courts decide arguments about the meaning of laws, how they are applied, and whether they break the rules of the Constitution.