repatriated to the only province known to produce that type of eggshell microscopic structure. More information: Evan T.

Osteopontin (OPN), key protein found in avian eggshells, is likely responsible for the shells' structure at the smallest ... properties of calcitic avian eggshell." ...

The analysis of 100-million-year-old eggshells has shed light on the diverse dinosaur population that once inhabited Utah, U.S. The fossil eggshells were found in Utah’s Mussentuchit Member of ...

Their work involved studying more than 4,000 fossilized eggshell fragments and attempting ... put them under microscopes to learn about their structure and to differentiate them from one another.