Greater scaups
Greater scaups
Greater scaups
Greater scaups
Greater scaups
Greater scaups
Greater scaup
Greater scaups
Coots and ducks
Coots and ducks
Coots and ducks
Lecture
Southern Oregon lecture I
Ducklings
Compilation of manuscripts on birds
Records of ducks over baited waters
Articles authored by William Finley and Ed F. Averill discussing Oregon wildlife