podría haber utilizado su cola como un mecanismo de defensa contra depredadores

It was characterized as a giant animal and was part of the fauna that inhabited the Earth during the Pleistocene

The species was named in honor of the scientist Guillermo Rougier

The limbs of Arctodus pristinus were long and slender in proportion to its body

Arctodus pristinus is an extinct species of short-faced bear belonging to the genus Arctodus

Archaeopteryx lithographica Scale:1:1 podría haber utilizado su colaArcheopteryx lithographica is an emblematic species of evolution, considered a crucial link between dinosaurs and modern birds. It lived during the late Jurassic period, approximately 150 million years ago, and its fossils have been found in the Solnhofen region of Bavaria, Germany. This discovery, first made in 1861, revolutionized our understanding of bird evolution. Archeopteryx had a size comparable to that of a modern pigeon, with a length of