Assertion: gopher tortoise's burrow | /r/ObjectUse | used by snake
Facets:
value: usually
type: TEMPORAL
Source sentences:
text: The burrows they dig are used by 350 other species, including frogs, snakes, mice and insects, making them a keystone species, according to the agency's gopher tortoise web page.
text: In fact, the burrows usually used by snakes are not currently being used by a tortoise.