was the most prolific American film production company in 1907. Border Collie Dog: 1905-1916. Jenna (See also Balto) Balto's love interest in the animated movie Balto based on a true story. (Also in the film are dogs Steele, Kaltag, Star, Nikki, Dixie, and Sylvie.) (Sequels include Balto II and Balto III