Sometimes you need to help a friend in need, and as a believer in karma. I'll never let a friend hang with a bad logo. This is also why I don't have a collection of logos of companies called "fish" with a wordmark that is shaped like a fish...
When two local teams merged they were in need of a new profile and colours not to favour one or the other. The bull, having a natural fit for american footballers, was the perfect fit. Adopting "horns first" as it's motto.