Assertion: lynx's predator | /r/HasProperty | necessary for their subsistence
Facets:
Source sentences:
text: A study of the two species in southwest Yukon Territory showed that when the numbers of the hare increased, both predators killed more hares than were necessary for their subsistence; lynxes need to kill 0.4 to 0.5 hare per day to meet their energy requirements, but were observed to kill 1.2 hares per day during this period.