What is Google penguin 4.0?

[Prince Kumar]

Hello Friends…I am New here and I want to know about google penguin update 4.0, when I search in google' even then I don’t able to understand about this update. So please tell me what is spacial in google Penguin Update 4.0? Thank You

 

[Jessica Johansson]

I also want to know about it in details. Please share in details.

 

[JoseZGR]

Can you DESCRIBE THE RED X please cause I can't see certain images where I am i.e. that one and I'm curious as to why google is doing this shit.