Assertion: bowfin | /r/AtLocation | north america
Facets:
Source sentences:
text: However, unlike bowfin which are native to North America, the northern snakehead is considered an invasive species and environmentally harmful.
text: However, unlike bowfin which are native to North America, the northern snakehead is considered an invasive species and environmentally harmful.   
text: However, unlike bowfin which are native to North America, the northern snakehead is considered an invasive species and environmentally harmful.