section_path: Ecology/Range
section_name: Range
paragraph_text: Range
  
  As a domesticated or semi-domesticated animal, the dog has notable exceptions of presence in:
  
  Dogs were introduced to Antarctica as sled dogs. Starting practice in December 1993, dogs were later outlawed by the Protocol on Environmental Protection to the Antarctic Treaty international agreement due to the possible risk of spreading infections.
  
  Dogs shall not be introduced onto land, ice shelves or sea ice.