heres an infected rabbit
http://upload.wikimedia.org/wikipedia/commons/7/7e/Rabbit_shopes_papilloma_virus_3.jpg

heres a dog that bite said rabbit(guess work)
http://upload.wikimedia.org/wikipedia/commons/b/b2/Viral_papilloma_1.JPG

advanced stages of infecion
http://neatorama.cachefly.net/images/2007-03/rabbit-jackelope--shope-papillomavirus.jpg

http://www.whatheck.com/uploaded_images/real-life-jackelopes-784870.jpg

oh,and humans get it too
http://www.worldbulletin.net/images/news/17442.jpg
(was either that or a vagina with growths on it)