Female (Maiasaura peeblesorum) or "good mother", a duck-billed dinosaur with strong maternal behaviour, fussing over her older nestlings, while the father, a male Maiasaura peeblesorum is shown bringing plants back to feed their baby dinosaurs.
Scientifically accurate, cinematic, parental care, colourful, Cretaceous forest of pines and large tree ferns
My experience, so far, regarding human children is that the time period extends past 30 years...