Sad Discovery

The other day, I was walking down the driveway on my way to the mailbox.  As usual, my eyes were searching for anything different or unusual.  That’s when I saw it there in the driveway.

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Some egg thief seems to have enjoyed a meal.  You can see small puncture marks on the left end of this egg shell.  Do you think it was another bird?  Or perhaps a mammal?

Fortunately, that is not a green egg. :laff: