When I was growing up, a lot of books affected me, but I never wrote letters to the author or anything like that. I'm always mindful that there are probably a whole bunch of people reading my books like that, too.

The audience for comics has shifted dramatically. And the boundaries between books and fine arts have blurred. Maybe it's the globalization of fine art through the Internet - it's easy for certain groups to coalesce around a certain kind of work or medium.

I became more interested in the idea of being an immigrant and particularly of being in a country you're not familiar with. And so I began reading migrants' stories. The fact that my father is Chinese - he emigrated from Malaysia when he was about 20 - may have had some bearing on my attraction to the subject.

Animals represent the abstract notion of acceptance. Living with these funny creatures - you kind of have to accept them. It's like a test in a way.