An analysis of wear on the fossilized teeth of the hadrosaurian dinosaur Maiasaura peeblesorum indicates their juveniles may have eaten softer, more nutritious food than adults, hinting at advanced parental care among dinosaurs. An artist’s reconstruction of adult Maiasaura and young. Image credit: Brian Regal. Maiasaura peeblesorum is a duck-billed dinosaur species that roamed our planet about 75 to 80 million years ago (Late Cretaceous epoch). First...
