Entries for date "December 2007"

USA Today: Drug smugglers curtail scientists' work

MEXICO CITY — Biologist Karen Krebbs used to study bats at Organ Pipe Cactus National Monument on the Arizona-Mexico border. Then she got tired of dodging drug smugglers all night. "I use night-vision goggles and you could see them very clearly," Krebbs said of the caravans of men with guns…