Assertion: cougar's tail | /r/HasProperty | white
Facets:
Source sentences:
text: In the United States, the mountain lion often favors white tail and mule deer, but it will prey on any animal it can catch, including anything from elk, moose and bighorn sheep to rodents, reptiles and birds.
text: They prefer white tail and mule deer meat over all other food, with deer making up about 80 to 90 percent of their diet.