have shown that their serrated edges were adapted to tearing apart smaller prey

was a species of antelope native to the coastal plains of South Africa

le permitían despegar desde el suelo y mantenerse en vuelo

which ended in three clawed fingers

similar a la que se observa en los anquilosaurios

Parasaurolophus walkeri Scale:1:35 have shown that their serratedParasaurolophus walkeri was a herbivorous dinosaur that lived during the Late Cretaceous period, approximately 76 to 73 million years ago, in what is now North America. It belongs to the family of hadrosaurids, known as "duck billed dinosaurs", and is notable for its distinctive tubular crest that extended backward from the top of its skull, making it one of the most recognizable hadrosaurids. The most complete specimens of Parasaurolophus walkeri