Assertion: tawny owl | /r/HasProperty | dependent on field voles
Facets:
value: as food
type: MANNER
value: exceptionally
type: DEGREE
Source sentences:
text: Here tawny owls are exceptionally dependent on field voles (Microtus agretis) as food, constituting about 64.3% of 1220 prey items in the area, but the Kielder forest field vole population had an exceptional four-year drought whereas in the same time frame Kershope kept a more stable owl population seemingly because it retained the typical three-year cycle.