Over 30 Years of Standardized Bird Counts at Supplementary Feeding Stations in North America: A Citizen Science Data Report for Project FeederWatch
David N. Bonter, Emma I. Greig
Abstract
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Topics & Concepts
Citizen scienceGeographyEcologyEnvironmental scienceBiologyBotanyWildlife Ecology and ConservationSpecies Distribution and Climate ChangeRangeland and Wildlife Management