Medidas aproximadas del Polacanthus:

una característica típica de los basilosáuridos adaptada para sujetar y desgarrar presas resbaladizas

It is believed to have fed mainly on mollusks

Sus mandíbulas estaban adaptadas para triturar y masticar material vegetal

Its anatomy helps to understand how the early forms that would eventually give rise to titanosaurs

Thylacinus cynocephalus Aenocyon Medidas aproximadas del Polacanthus:Thylacinus cynocephalus, commonly known as the thylacine, Tasmanian wolf, or Tasmanian tiger, was an extinct carnivorous marsupial and the last recent representative of the family Thylacinidae. Although its external silhouette resembled that of a canid, with an elongated body, narrow head, and limbs adapted for terrestrial locomotion, the thylacine was not related to wolves, dogs, or foxes, but belonged to an independent marsupial evolutionary