Relationships of
Vertebrate Animals
to this Plant:
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Cyperus spp. (Flatsedge) [Cyperaceae]
(observations are from Schwartz, Martin et al., Hamerstrom & Blake, Bellrose, and Havera)
Birds
Anatidae: Anas acuta (Northern Pintail) [feeds on seeds] Blr1942, Anas clypeata (Northern Shoveler) [feeds on seeds] Blr1942, Anas crecca carolinensis (Green-winged Teal) [these plants comprise 5-10% of the diet in the Northeast during winter & spring, feeds on seeds in Illinois & elsewhere] MZN1951 Blr1942 Hv1999, Anas discors (Blue-winged Teal) [feeds on seeds] Blr1942, Branta canadensis (Canada Goose) [feeds on these plants in Illinois & elsewhere] Blr1942 Hv1999; Emberizidae: Spizelloides arborea (American Tree Sparrow) [seeds comprise 2-5% of the diet in NE USA during fall & winter] MZN1951; Icteridae: Dolichonyx oryzivorus (Bobolink) [seeds comprise 0.5-2% of the diet in SE USA] MZN1951; Phasianidae: Tympanuchus cupido (Greater Prairie Chicken) [spikelets & seeds eaten intermittently during winter, spring, & summer for 3 months] Swz1945; Rallidae: Porzana carolina (Sora) [seeds comprise 0.5-2% of the diet in the Northeast] MZN1951, Rallus limicola (Virginia Rail) [seeds comprise 0.5–2% of the diet in the Northeast] MZN1951; Scolopacidae: Gallinago delicata (Wilson's Snipe) [seeds comprise 0.5-2% of the diet in the Northeast] MZN1951
Mammals
Cricetidae: Ondatra zibethicus (Muskrat) [the culms have minor value as a food source] HB1939