Susan Weinstein is a freelance writer with a strong interest in animals and holistic healthcare. Presently, she is working on a book about pets and stress with Paul McCutcheon, DVM. Weinstein and Caleb live in Grafton, Ontario.
The “bird flu”, or avian influenza, has been around for a long time; it’s circulated in wild birds since the late 1990s. But like all viruses, it mutates over time—and influenza viruses are known to mutate very quickly. What’s more, some emerging strains are deadlier than others.