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Relationships of
Vertebrate Animals
to this Plant:

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Ambrosia trifida
(Giant Ragweed) [Asteraceae]
(observations are from Lindroth & Batzli, Swartz, Martin et al., Whitaker, Blackmore, Havera, and Yeatter)

Birds
Anatidae: Anas platyrhynchos (Mallard) [feeds on seeds in Illinois] Hv1999; Phasianidae: Tympanuchus cupido (Greater Prairie Chicken) [seeds eaten during fall for 1 month, seeds comprise 5-10% of the diet during summer, seeds comprise 9% of the diet for adults in Illinois] Swz1945 MZN1951 Yt1943

Mammals

Bovidae: Capra aegagrus hircus (Domesticated Goat) [this plant is eaten] Blk1998; Cricetidae: Microtus pennsylvanicus (Meadow Vole) [shoots of this plant comprise 6.5% of diet, this plant had low preference as a food source] LB1984, Peromyscus leucopus (White-footed Mouse) [seeds comprise 1.3% of the diet by volume] Wh1966, Peromyscus maniculatus (Deer Mouse) [seeds comprise 0.6% of the diet by volume] Wh1966; Muridae: Mus musculus (House Mouse) [seeds comprise 2.8% of the diet by volume] Wh1966
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