Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to ...

Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to curiouskidsus@theconversation.com. If dinosaurs died, how come there are birds?

Dinosaurs have been fearsome and fascinating — but tragic? When science said dinosaurs were pea-brained and cold-blooded, humans took their demise as proof of the superiority of warm, clever mammals.

Newly dated fossils from New Mexico challenge the idea that dinosaurs were in decline—and suggest instead they had formed flourishing communities. Alamosaurus was one of the last dinosaurs from ...