A ranger, park ranger, park warden, field ranger, or forest ranger is a person entrusted with protecting and preserving parklands and protected areas – private, national, state, provincial, or local parks. Their duties include (but are not limited to) law enforcement, wildlife and land management, community engagement and education, recreation area maintenance, and firefighting. Rangers monitor wildlife, remove snares, confront and arrest poachers, identify and remove invasive species, and much more.