On the third day, show again a difference, even subtle from the previous two days photos of the same object.
The differences can be subtle; the object may look like it has not changed, but if you compare photographs, you will see that it is not an exact replica.

flickr photo shared by cogdogblog under a Creative Commons ( BY ) license
On the third day, this rose starts to show a bit of fatigue in its petals. It’s not the same as it was yesterday or the day before.
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