TY  - RPRT
TI  - Eggshell characteristics of recent California condors (Gymnogyps californianus)
AU  - N.F.R. Snyder
AU  - L.F. Kiff
AU  - David B. Peakall
PY  - 1985
UR  - https://pubs.usgs.gov/publication/5211083
ID  - 5211083
ER  -