Influenzas Compared

There are a lot of worries about the recent outbreak of H7N9 virus in China. Want to know how it stacks up against other deadly viruses when it comes to what species it can infect, and how deadly it is?

Or course you do, and, happily, there is an infographic for that. And it should be enough to make you re-think the human relationship with pigs and chickens (click image for full size):