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Relationships of
Vertebrate Animals
to this Plant:

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Ceratophyllum demersum
(Common Coontail) [Ceratophyllaceae]
(observations are from Martin et al., Lagler, Bellrose, Havera, and Anderson)

Birds

Anatidae: Aix sponsa (Wood Duck) [feeds on this plant in Illinois, this plant comprises 2% of the diet in Illinois] Hv1999 And1959, Anas acuta (Northern Pintail) [this plant comprises 6% of the diet in Illinois] And1959, Anas americana (American Wigeon) [feeds on this plant in Illinois & elsewhere, this plant comprises 70% of the diet in Illinois] Blr1942 Hv1999 And1959, Anas clypeata (Northern Shoveler) [this plant comprises 9% of the diet in Illinois] And1959, Anas crecca carolinensis (Green-winged Teal) [feeds on this plant in Illinois, this plant comprises 4% of the diet in Illinois] Hv1999 And1959, Anas discors (Blue-winged Teal) [feeds on this plant in Illinois & elsewhere, this plant comprises 3% of the diet in Illinois] Blr1942 Hv1999 And1959, Anas platyrhynchos (Mallard) [this plant comprises 0.5-2% of the diet in the Northeast, feeds on this plant in Illinois & elsewhere, this plant comprises 8% of the diet in Illinois] MZN1951 Blr1942 Hv1999 And1959, Anas rubripes (Black Duck) [feeds on foliage, this plant comprises 40% of the diet in Illinois] Blr1942 And1959,
Anas strepera (Gadwall) [foliage & seeds comprise 5-10% of the diet in the Southeast during winter, feeds on this plant in Illinois & elsewhere, this plant comprises 72% of the diet in Illinois] MZN1951 Blr1942 Hv1999 And1959, Aythya affinis (Lesser Scaup) [this plant comprises 0.5-2% of the diet in the Northeast, feeds on this plant in Illinois, this plant comprises 2% of the diet in Illinois] MZN1951 Hv1999 And1959, Aythya americana (Redhead) [foliage & seeds comprise 2-5% of the diet in the Northeast during the spring, feeds on this plant in Illinois & elsewhere, this plant comprises 14% of the diet in Illinois] MZN1951 Blr1942 Hv1999 And1959, Aythya collaris  (Ring-necked Duck) [seeds & foliage comprise 2-5% of the diet in the Northeast during fall, feeds on foliage & seeds in Illinois & elsewhere, this plant comprises 17% of the diet in Illinois] MZN1951 Blr1942 Hv1999 And1959, Aythya marila (Greater Scaup) [seeds & foliage comprise 2-5% of the diet in the Northeast during winter & spring] MZN1951, Aythya valisineria (Canvasback) [this plant comprises 0.5-2% of the diet in the Northeast, feeds on this plant, this plant comprises 11% of the diet in Illinois] MZN1951 Blr1942 And1959, Bucephala albeola (Bufflehead) [this plant comprises 0.5-2% of the diet in the Northeast] MZN1951, Clangula hyemalis (Long-tailed Duck) [this plant comprises 42% of the diet in Illinois] And1959, Oxyura jamaicensis (Ruddy Duck) [this plant comprises 0.5-2% of the diet in the East, feeds on this plant in Illinois & elsewhere, this plant comprises 23% of the diet in Illinois] MZN1951 Blr1942 Hv1999 And1959; Rallidae: Fulica americana (Common Coot) [foliage & seeds comprise 2-5% of the diet in the Northeast during summer, fall, & winter] MZN1951

Turtles
Chelydridae: 
Chelydra serpentina (Snapping Turtle) [feeds on this plant] Lg1943; Emydidae: Chrysemys picta (Painted Turtle) [feeds on this plant] Lg1943, Emydoidea blandingii (Blanding's Turtle) [feeds on this plant] Lg1943; Kinosternidae: Sternotherus odoratus (Stinkpot) [feeds on this plant] Lg1943
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