Here's one that I came across while aimlessly browsing through Wikipedia
http://en.wikipedia.org/wiki/The_Breed_(2006_film)
A group of friends are on an island with a wild population of genetically enhanced attack dogs. One girl gets bitten and starts exhibiting canine behaviour, but it seems like she dies before there's any real sort of TF. Also, there seems to be implied TF at the end, but it's male.
Here's the trailer anyway: