TY - RPRT TI - Plasma metabolite indices are robust to extrinsic variation and useful indicators of foraging habitat quality in Lesser Scaup AU - Eric J. Smith AU - Michael J. Anteau AU - Heath M. Hagy AU - Christopher N. Jacques PY - 2021 DO - 10.1093/ornithology/ukab029 UR - https://pubs.usgs.gov/publication/70228733 ID - 70228733 ER -