Photoshopping has become almost impossible to detect thanks to spectacular software and amazing creativity. A fine example of this can be seen on oilcorner’s deviantART page - a self-proclaimed photo manipulator.
On this site you can see oddly familiar creatures - so life-like that you’ll swear you’ve seen them somewhere before.
The gallery here includes two Hippofrogs, a Zebrafrog and a Croggy. Other images may not be of fake new species, but they also demonstrate the power of photoshopping.
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Online Photoshop Tutorials
Photoshopping World Wonders
Indulgent Churro-Dipped Milkshakes
Vibrant Aesthetically Pleasing Burgers