File talk:Dinosaur tracks - Tuba City, AZ - 22.JPG
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Concretion
[edit]That looks like a concretion, not an egg. Abyssal (talk) 23:05, 16 February 2015 (UTC)
- I can not tell concretion from an egg, but guide called those eggs and they were within feet from dozens of dinosaur tracks and skeletons. --Jarekt (talk) 02:47, 18 February 2015 (UTC)