TY  - RPRT
TI  - Fecal corticoid monitoring in whooping cranes trained to follow ultralight aircraft
AU  - B.K. Hartup
AU  - Nancy M. Czekala
AU  - Glenn H. Olsen
AU  - J.A. Langenberg
PY  - 2005
UR  - https://pubs.usgs.gov/publication/5211364
ID  - 5211364
ER  -