Somag News
Em 2021: 0 notícias
Desde 1995: 3 notícias

Lost link explains the emergence of flying dinosaurs

Publicado em 14 dezembro 2020
The first vertebrates to fly were pterosaurs, dominating the skies 150 million years ago. Although they reigned absolute above ground, their origin still remained hazy – now, it is known that these colossal wings are the evolution of a small terrestrial biped, the lagerpetid. The fossil record of pterosaurs is full of gaps not yet filled – Caelestiventus hanseni, their oldest known ancestor, dates back 220 million years and already exhibited all the requirements for [...]