TY  - RPRT
TI  - Gyrfalcon (Falco rusticolus) in Yakutia: Distribution, nesting areas, and features of nutrition
AU  - Yu. V. Labutin
AU  - D. H. Ellis
PY  - 2006
UR  - https://pubs.usgs.gov/publication/5220754
ID  - 5220754
ER  -