Until now, estimating how old a dinosaur was when it died has been a fairly simple process: Count up the growth rings in the fossilized bones. But new research into some of dinosaurs' living relatives...

Skeletochronology combined with growth curve reconstruction is routinely used to assess the age and growth dynamics of extinct and extant vertebrates. Here we performed in vivo labelling studies of th...

Skeletochronology combined with growth curve reconstruction is routinely used to assess the age and growth dynamics of extinct and extant vertebrates. Here we performed in vivo labelling studies of th...

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