Again, it depends upon the school and the way the have designed the curriculum. Again, you shoud contact them directly, but there is a great difference between being a veterinarian and an animal trainer. To be a veterinarian you have to go to vet school. To be a trainer you don't. You should be clear about what would you like to be as a professional before embarking yourself one way or another.
Jobs are very scarce.
Salaries are not different of those of regular professionals and will vary whether you work for a place like Sea World or if you want to be in academia. No esta mal. Your English is pretty good. Program Macalester College 1600 Grand Ave.