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61by Hoover, Andrea KimSubjects: “...mallards...”
Published 2002
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62Subjects: “... carolinus)--Loggerhead Shrike (Lanius ludovicianus)--Eastern Meadowlark (Sturnella magna)--Mallard (Anas...”
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63Subjects: “...)--Mallard (Anas platyrhynchos)--Northern Pintail (Anas acuta)--Northern Shoveler (Anas clypeata)--American...”
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64by Poisbleau, Maud, Fritz, Hervé, Guillon, Noël, Chastel, OlivierSubjects: “...Mallards...”
Published in Hormones and Behavior (2005)
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65Subjects: “...American Wigeon (Anas americana)--Mallard (Anas platyrhynchos)--American Coot (Fulica americana...”
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67Subjects: “... (Spizelloides arborea)--Mallard (Anas platyrhynchos)--Northern Pintail (Anas acuta)--Western Meadowlark...”
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68Subjects: “... Blackbird (Xanthocephalus xanthocephalus)--Eastern Meadowlark (Sturnella magna)--Mallard (Anas platyrhynchos...”
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69by Hauser, C. E., Runge, M. C., Cooch, E. G., Johnson, F. A., Harvey IV, W. F.Subjects: “...Mallard Harvests...”
Published in Ecological Modelling (2007)
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73Subjects: “... collaris)--American Wigeon (Anas americana)--Mallard (Anas platyrhynchos)--Northern Shoveler (Anas clypeata...”
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74Subjects: “... georgiana)--Mallard (Anas platyrhynchos)--Northern Shoveler (Anas clypeata)--Northern Bobwhite (Colinus...”
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75by Schutz, FriedrichSubjects: “...mallard...”
Published 1980
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78Subjects: “... Sparrow (Spizelloides arborea)--Mallard (Anas platyrhynchos)--Hairy Woodpecker (Picoides villosus)--Horned...”
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79Subjects: “... caerulescens)--Mallard (Anas platyrhynchos)--Northern Shoveler (Anas clypeata)--Green-winged Teal (Anas crecca)...”
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80Subjects: “... Shrike (Lanius ludovicianus)--American Wigeon (Anas americana)--Mallard (Anas platyrhynchos)--Northern...”
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