This picture, known as The Puzzled Fox, first came out by printmakers Currier and Ives in 1872. The almost-150-year old brainteaser is once again confounding people.
How many animals can you see in this woodland scene?
Did you see them all? There are some human faces, hidden in the woods as well.
You should be able to find 16 animals and hidden faces all up!
This brainteaser is quite difficult, so don’t feel bad if you missed a few. We’ve highlighted the answers below!