Assertion: marmot's den | /r/AtLocation | extensive boulder fields
Facets:
value: adjacent to productive tundra
type: LOCATION
Source sentences:
text: Dens may be located in extensive boulder fields, rock outcroppings, or active talus slopes with large rocks adjacent to productive tundra.
text: Dens may be located in extensive boulder fields, rock outcroppings, or active talus slopes with large rocks adjacent to productive tundra.