Assertion: gull's number | /r/CapableOf | increase to such high levels
Facets:
value: in some areas
type: LOCATION
Source sentences:
text: It is now a widespread and abundant species in its range and its numbers have increased to such high levels in some areas that it is often seen as a pest species, especially near airports where it risks collisions with airplanes, and in some coastal areas where it sometimes outcompetes or hunts rarer seabirds, such as Atlantic puffins, possibly resulting in conservationist intervention.