Taurus Bulba

Taurus Bulba is the main villain of Pooh's Adventures of Darkwing Duck:  Darkly Dawns the Duck.  He is an evil bull who kidnaps Gosalyn and sabotages the ramrod in his plan to conquer St. Canard.

Trivia

 * Bulba is an unofficial villain, as the real antagonist of the show is Negaduck.