Es posible que estas plumas hayan ayudado a Yutyrannus a regular su temperatura corporal o a atraer parejas durante la temporada de apareamiento

1:35 scale - 50mm

Height 84mm

with a length of between 3 and 3

This discovery suggests that differences in cranial ornamentation among ceratopsians may have played a key role in their evolution and social behavior during the Late Cretaceous

Cretoxyrhina mantelli Variant:Unprimed Es posible que estas plumasCretoxyrhina mantelli was a large lamniform shark from the Late Cretaceous (approx. 10082 million years Before Present), widely distributed in the epicontinental seas that covered large regions of what is now North America and other continental shelves. Informally known as the "ginsu shark" due to the morphology of its teethsharp, laterally compressed, and with smooth edgesthis taxon represents one of the main marine predators of its time and a