Here's a few for you to sit on (of many thousands):

http://www.thenational.ae/news/uae-news/big-cat-owners-warned-to-keep-them-acres-away-from-feral-strays
http://www.guardian.co.uk/environment/2012/sep/16/scottish-wildcat-extinction
http://news.msn.com/science-technology/deadly-cat-feces-killing-thousands-of-marine-mammals
http://www.environmentalhealthnews.org/ehs/news/hawaiian-monk-seals
http://www.wildlifeextra.com/go/news/otter-toxoplasmosis.html
http://rapidcityjournal.com/sports/local/feral-cats-pose-threat-to-birds-lions/article_8ec451c9-4b03-55a3-baa7-71ac577905cb.html
http://news.ubc.ca/2014/02/13/bigthaw/

A global ecological disaster worse than any oil-spill that has ever existed or could even be imagined -- CAUSED BY *YOU*.

Go forth and educate thine hypocritical T. gondii brain-hijacked self-hating vegan self.