What proportion of the diet did sedges account for in the Mackenzie Bison Sanctuary during winter observations?
Answer
Over 96%
The Mackenzie Bison Sanctuary exhibits a distinct dietary profile, especially concerning winter dependency. Observations from this area showed an extremely high reliance on sedges when other food sources were scarce or covered by snow. Specifically, sedges accounted for more than 96% of the diet during the winter period, highlighting a near-exclusive reliance on this specific type of low-growing vegetation when environmental conditions were harshest.
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