Panda? Penguin? Hummingbird? A GuideTo Feared Google’s Zoo

It’s believed that Google makes as many as, wait for it, 600 changes to its algorithms every year. That number is kind of shocking, especially considering the fact that we don’t even hear about most of those changes.For example, right now, people are mainly worried by just three: Panda, Penguin, and Hummingbird (plus their iterations).Read the full article