Assertion: water vole | /r/HasProperty | fastest declining mammal
Facets:
value: at one point
type: TEMPORAL
value: in britain
type: LOCATION
Source sentences:
text: The water vole is Britain's fastest declining mammal, disappearing from 70% of known sites in only seven years between national surveys in the late 1980s and early 1990s.
text: The water vole is Britain's fastest disappearing mammal and this decline has been brought about by a combination of poor habitat management, pollution and the introduction of North American mink, a voracious water vole predator.
text: Although water voles are on the up at the moment, at one point they were the fastest declining species in Britain.