A federal judge temporarily blocked the rules last month because they could allow activity likely to harm the struggling bird species in seven Western states.
Some of the groups say the decision to lift grizzly bear protections this summer is flawed because it only involves Yellowstone rather than the West as a whole.
JACKSON, Wyo. (AP) — Researchers say a study on Yellowstone ecosystem grizzly bear diets should be completed this October.
The study will help determine whether managers will recommend ending federal protections for the species.
Frank van Manen is the team leader for the Interagency Grizzly Bear Study Team...