One of the most striking features of the Inostrancevia alexandri is its robust and long skull

Su cráneo alargado

refers to both its discoverer and the cold climate of its prehistoric habitat

o dinosaurios con cuernos

Tiktaalik roseae Variant:Hand painted One of the most strikingTiktaalik roseae is a fossil vertebrate from the Late Devonian (approximately 375 million years ago) that represents a morphological and functional intermediate form between lobe finned fish and the first limbed vertebrates (tetrapods). The genus Tiktaalik was first described following discoveries in 2004 in rocks of the Canadian Arctic, on Ellesmere Island (Nunavut) , and constitutes one of the best examples of transition in the fossil record between