Assertion: lemming's population | /r/HasProperty | high
Facets:
value: very
type: DEGREE
Source sentences:
text: Lemmings will also migrate when their populations are high.
text: In Scandinavia, lemmings become restless when their populations are high.
text: When populations are low there may be 3 to 50 Norway lemmings per ha (1.2 to 20 lemmings per acre), and when the population is high there may be up to 330 lemmings per ha (134 lemmings per acre).
text: When populations are very high, some voles will also cannibalize their own species.