Protecting natural resources, including air, land and water. Also of interest are threatened and endangered species as well as endangered species. Conservation (wildlife, soil, water, etc.) issues also discussed. Topics include: RCRA, CERCLA, Clean Water Act (CWA), NEPA, 404 Permits, EPCRA, FIFRA, and others.
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Wednesday, March 11, 2015
Wallowing Bison
From Yellowstone National Park:
It doesn't take long for south facing slopes to melt and dry out for bison to start wallowing. Bison wallow to remove tufts of molted fur as well as to leave their scent. In the summer, wallowing deters biting flies.
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