Assertion: prairie dog | /r/CapableOf | stand erect
Facets:
Source sentences:
text: The prairie dogs have very strong hind legs, which allow them to stand erect, thus allowing them to have a better lookout.
text: When hawks or humans come into view, prairie dogs run to their burrow entrances and dive inside; if the enemy is a coyote, they watch vigilantly from the burrow entrance, or if it’s a dog, they may just stand erect and watch from where they are foraging.