On Tuesday, May 20 Google head of webspam, Matt Cutts, announced that Bing had started rolling down a panda that is major that he described as Panda 4.0.

Google is rolling down our Panda 4.0 update starting today.

Initially released into in February 2011, “Panda” has been focusing on inferior content sites such as for example content scrappers and spammers for more than 36 months now while Bing constantly releases updates to Panda in its quest to rid the SERPs of spam.

Panda was constantly updated since its initial launch. Bing confirmed in July 2013 that Panda had been really being updated for a basis that is monthly the updates being rolled down over a 10 time duration every month. Click here to read more »