October 31, 2011
West Nile Virus Linked To American Robin By Kaitlin Vogel www.thirdage.com The deadly West Nile virus that has killed five Californians this summer and sickened another 197 began with the infection of a species that thrives around people: the American Robin. This shocking discovery was made by UC Santa Cruz biologist Marm Kilpatrick. He calls these birds “super-spreaders” because its numbers have increased along with the popularity of lawns at homes, parks and schoolyards. And although the virus can infect a wide range of animals, the robin seems to play the most major role in transmission. "Just like other invasive species, the virus starts adapting to its new environment," Kilpatrick said, The Oakland Tribune reports. Research shows after the virus arrived in New York in 1999, it began evolving to create a new and distinct strain. More than 1.8 million people have since become infected in North America, with about 360,000 sicknesses and 1,308 deaths, according to Kilpatrick...