<p>Mattia Tagliavento talks about the evolutionary transition from dinosaurs to birds using isotopes in Troodon eggshells.</p>

Mattia Tagliavento talks about the evolutionary transition from dinosaurs to birds using isotopes in Troodon eggshells.

Communal nesting in bird-like dinosaur

Welcome to Science Sessions, the PNAS podcast program. Listen to brief conversations with cutting-edge researchers, Academy members, and policymakers as they discuss topics relevant to today's scientific community. Learn the behind-the-scenes story of work published in PNAS, plus a broad range of scientific news about discoveries that affect the world around us.

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Communal nesting in bird-like dinosaur

Communal nesting in bird-like dinosaur

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