WASHINGTON (Reuters) - One of the traits that helped make the dinosaurs such an evolutionary success story - thriving for 165 million years - was their fast growth rate, from massive meat-eaters like ...

The earliest dinosaurs had rapid growth rates, but so did many of the other animals living alongside them, according to a study published in PLOS ONE by Kristina Curry Rogers of Macalester College, ...

Until now, estimating how old a dinosaur was when it died has been a fairly simple process — just count up the growth rings in its fossilized bones. "We always thought that those rings were formed ...

Decades of research on Montana's state fossil -- the 'good mother lizard' Maiasaura peeblesorum-- has resulted in the most detailed life history of any dinosaur known and created a model to which all ...