Assertion: kangaroo rat's burrow | /r/HasProperty | excavated
Facets:
Source sentences:
text: Sandy soils are preferred but rocky flats are utilized, provided a burrow can be excavated.
text: Kangaroo rats whose burrows are excavated or disturbed by vehicles, construction equipment, or agricultural activities, are likely to flee and be exposed to much higher risk of predation until they find or develop new burrows for shelter.
text: Nesting material or large food caches have not been found in the few burrows that have been excavated (Culbertson 1946).