What is this?

Yep, they look all right. I think you shaded 1/2 differently. It should look like a square in the middle.

Looks like a wallpaper design!

Thank you AzizHusain. 

It's probably something else. Usually, these end up being an animal or shape or something...

I think of it as a MINECRAFT zombie. LOL!!!!

I see. That's interesting! Well, perception is different.

I now know.... This is amgibous.

Are you sure all your answers to the questions are right?

 Think so... Do you want me to take a picture of the whole sheet?

Sure, it would be good to check.

I think I see an optical illusion in your first picture on the post. If you look at the top right where there is black, it looks like the black is closing in on the paper and is slowly taking over the white part.

Ok. Here it comes

To find the answer, look at the images from below to the top.

Happy searching!