Polar bear births could plummet with climate change

University of Alberta researchers Peter Molnar, Andrew Derocher and Mark Lewis studied the reproductive ecology of polar bears in Hudson Bay and have linked declining litter sizes with loss of sea ice.

Mont. aims to reduce wolf numbers for first time

(AP) -- Montana wildlife commissioners approved a plan Thursday that aims to reduce the gray wolf population for the first time since the once-endangered animal was reintroduced to the region 15 years ago.

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