Assertion: desert tortoise's food | /r/HasProperty | unavailable
Facets:
Source sentences:
text: The burrow is especially important because it provides (a) a cool place for the tortoise during the dry hot days in late spring and summer when water and food are unavailable and (b) a relatively “warm” site for winter hibernation.
text: When food is unavailable, can stay in underground burrow for more than 6 months.