RATTLESNAKES IN CA: http://www.dfg.ca.gov/news/issues/snake.html
SNAKE BITE MYTHS: http://voices.yahoo.com/snake-bite-urban-myths-not-if-you-107480.html?cat=5
KEEPING YOUR PET SAFE: http://www.examiner.com/article/rattlesnake-avoidance-keeping-your-pet-safe-when-danger-strikes
RATTLESNAKE VACCINE FOR DOGS: http://www.vetmed.ucdavis.edu/whatsnew/article.cfm?id=1883