In the Slave River Lowlands, what two key species constitute over 70% of the wood bison diet year-round?
Answer
Slough sedge and Reedgrass
Dietary analysis reveals significant regional variation. In the Slave River Lowlands, studies demonstrated an overwhelming, consistent reliance on two specific plant species across all seasons. These species are Slough sedge (*Carex atherodes*) and Reedgrass (*Calamagrostis* spp.). Collectively, these two forages consistently made up more than 70% of the total diet recorded in that particular region.
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