Monitoring pesticides in wildlife.
D000818:Animals; D001717:Birds; D001923:Brain Chemistry; D002849:Chromatography, Gas; D004372:Ducks; D006843:Hydrocarbons, Chlorinated; D007306:Insecticides / Q000032:analysis; D008099:Liver / Q000032:analysis; D008628:Mercury / Q000032:analysis; D010573:Pesticide Residues / Q000032:analysis*; D010575:Pesticides / Q000032:analysis*; D013054:Spectrophotometry, Atomic; D014481:United States; D014921:Wings, Animal
D006843:Hydrocarbons, Chlorinated; D007306:Insecticides; D010573:Pesticide Residues; D010575:Pesticides; D008628:Mercury