Late last year, a grey fox died of rodenticide poisoning near federal park land in Inverness, according to Point Reyes National Seashore wildlife biologist Dave Press. The death, and the suspected poisoning of a northern spotted owl in the same area, spurred Mr. Press to partner with the California Department of Fish and Wildlife to raise awareness of the dangers rodenticide can have on local wildlife. “People are trying to kill pesky rats but don’t…