原本由纽芬兰白狼所占据的[[生態位]]目前已被來自[[加拿大]]大陆的东方[[郊狼]]<ref>{{english}} {{cite web|url=http://www.env.gov.nl.ca/env/wildlife/publications/coyotenews2.pdf|title=Coyotes on the island of Newfoundland|accessdate=2007-09-02|deadurl=yes|archiveurl=https://web.archive.org/web/20071031015946/http://www.env.gov.nl.ca/env/wildlife/publications/coyotenews2.pdf|archivedate=2007-10-31}}</ref>所替代。