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Diagnosing Mechanisms of Decline and Planning for Recovery of an Endangered Brown Bear (Ursus arctos) Population

Figure 1

Relation between maternity rate and adult sex ratio.

There is a statistically significant negative relationship between 3-year average maternity rate Mx and 3-year average sex ratio SR (Mx = −0.26*SR+0.95) for brown bears in the Central (black circles) and Western populations (empty squares).

Figure 1

doi: https://doi.org/10.1371/journal.pone.0007568.g001