If you're looking for an interesting read, look no further than Of ponies and men: My Little Pony: Friendship is Magic and the Brony fandom", a paper by Venetia Laura Delano Robertson from the University of Sydney that appeared (or will appear; I'm not sure) in the March 2013 issue of the International Journal of Cultural Studies. Here's the abstract:
The newest incarnation of the My Little Pony franchise, the children’s cartoon program My Little Pony: Friendship is Magic has attracted a sizeable viewership among an unexpected demographic: adolescent men. This article looks at this group, known as Bronies, and assesses how the geek subculture that this fandom exists within frames the fan’s understanding of the show, its pony protagonists, and their own self-reflection. Focusing on the role of anthropomorphic animals, this discussion will explicate how normative notions of gender, attitude and behavior are challenged by interaction with this text. This study aims to highlight the significance of fictional animals as tools for personal meaning-making.
The full text is available on the site (for now), and it's a very interesting read.