Assertion: prairie dog | /r/CapableOf | perform yip calls
Facets:
Source sentences:
text: Prairie dogs also perform jump-yip calls, in which they stand on the mound, throw their head back, and let out a high-pitched bark, sometimes evening toppling onto their backs due to the exertion.
text: Prairie dogs perform jump-yip calls, in which they stand on the mound, throw their head back, and let out a high-pitched bark, sometimes evening toppling onto their backs due to the exertion.