Zombie Dog (sources)
- "'Zombie Dog' Puzzles Experts," by Lynn Winthrop, article from the Associated Press, reprinted in The Federal Vampire and Zombie Agency website, posted 10-12-2004, viewed 2-11-2018. Online: http://fvza.org/prchupacabra.html
- "Another Texas Chupacabra?," by Lynn Winthrop, article in the WOAI San Antonio website, posted 10-25-2004, viewed 2-14-2018. Online [in Web Archive]: https://web.archive.org/web/20060108212125/http://www.woai.com:80/news/local/story.aspx?content_id=EBC8FC7B-ED5D-46A5-8DA4-3C6F6C31975E