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Relationships of
Vertebrate Animals
to this Plant:

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Amaranthus hybridus
(Tall Pigweed) [Amaranthaceae]
(observations are from Lewis and Schorger)

Birds

Columbidae: 
Ectopistes migratorius (Passenger Pigeon) [seeds occasionally used as food] Sch1955, Zenaida macroura (Mourning Dove) [seeds of major importance as a source of food] Lws1993
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