TY - RPRT TI - Eyes on the herd: Quantifying ungulate density from satellite, unmanned aerial systems, and GPScollar data AU - Tabitha A. Graves AU - Michael Yarnall AU - Aaron N. Johnston AU - Todd M. Preston AU - Geneva W. Chong AU - Eric K Cole AU - William Michael Janousek AU - Paul C. Cross PY - 2022 DO - 10.1002/eap.2600 UR - https://pubs.usgs.gov/publication/70239265 ID - 70239265 ER -