Should the Pacific walrus be considered a threatened species?

ENN
Sep 8, 2014, 4:52 pm24 pts
A recent U.S. Geological Survey estimates that the Pacific walrus population nearly halved between 1981 and 1999, the last year for which demographic data are available. The study notes that the decline was most severe in the mid-1980s, and then moderated in the 1990s. Currently, the USGS is working to obtain…

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