Relationships of
Vertebrate Animals
to this Plant:


Bidens spp.
(Tickseed Sunflower, Beggar's Ticks) [Asteraceae]
(observations are from Schwartz, Ernst et al., Lagler, Martin et al., Romain et al., and Havera)


Anas platyrhynchos (Mallard) [feeds on seeds in Illinois] Hv1999; Emberizidae: Melospiza georgiana (Swamp Sparrow) [seeds comprise 0.5-2% of the diet in NE USA] MZN1951; Fringillidae: Haemorhous purpureus (Purple Finch) [seeds comprise 0.5-2% of the diet in E USA] MZN1951; Phasianidae: Tympanuchus cupido (Greater Prairie Chicken) [seeds & petals eaten during fall for 1 month] Swz1945

Ursidae: Ursus americanus (American Black Bear) [seeds found in scats 1% of the time in Ontario] ROA2013

Chelydra serpentina (Snapping Turtle) [feeds on these plants] Lg1943; Emydidae: Chrysemys picta (Painted Turtle) [feeds on these plants] EBL1994 Lg1943, Emydoidea blandingii (Blanding's Turtle) [feeds on the seeds] Lg1943