Frogs IW

http://www.washingtonpost.com/wp-dyn/content/article/2010/03/01/AR2010030102331.html
https://www.huffingtonpost.com/alex-formuzis/the-weed-killer-that-turn_b_9741668.html
https://www.scientificamerican.com/article/common-weed-killer-disrup/
https://news.nationalgeographic.com/news/2002/04/0416_020416_TVfrog.html      dl of article unable to pdf or share
https://news.nationalgeographic.com/news/2001/05/0509_grantmilestone.html