Your cash is being counted <a href=" http://dublinfestivalofhistory.ie/generic-bupropion-xl.pptx#crab ">generic bupropion sr 150 mg</a> Scott Gediman, a 17-year ranger at Yosemite, said speed is the biggest factor in wildlife collisions. He said rangers post and enforce speed limits, educate visitors and sell mugs and T-shirts with the "Speeding Kills Bears" message on them. He said rangers have to chain up the signs because they were getting stolen for souvenirs by visitors.