Protoceratops andrewsi is a species of ceratopsian dinosaur that lived during the Cretaceous period

One of the most distinctive features of Dimetrodon limbatus is its dorsal sail

which probably served it for defense and courtship

it is believed that it could also walk on land using its front and hind legs

It is important to note that the complete reconstruction of Argentinosaurus is based on partial fossil remains

Baryonyx life-sized Protoceratops andrewsi is a speciesBaryonyx (Baryonyx walkeri) era un dinosaurio terpodo que vivi durante el perodo Cretcico, hace aproximadamente 130 a 125 millones de aos. El nombre "Baryonyx" proviene del griego "barys" que significa "pesado" y "onyx" que significa "garra", lo que refleja las enormes garras que posea este dinosaurio. El Baryonyx era un dinosaurio grande, meda aproximadamente 8 10 metros de largo y pesaba alrededor de 2 toneladas. Tena un crneo largo y bajo, que meda