As the tundras expanded and contracted

The hand and foot bones show moderate elongation of the fingers (incipient hyperphalangy)

characteristic of abelisaurids

The Model Pose represents a specimen of Cryolophosaurus ellioti running to catch one of its prey in a cold and snowy landscape

Khankhuuluu mongoliensis pterosauria As the tundras expanded andKhankhuuluu mongoliensis is a basal tyrannosauroid theropod from the Late Cretaceous of Mongolia, known from fossil remains in Gobi Desert deposits. This taxon represents a relatively early stage in the evolution of the Tyrannosauroidea lineage, predating the emergence of the large tyrannosaurids at the end of the Cretaceous. Its morphology displays a combination of primitive traits and characteristics that foreshadow the anatomy of the giant