in the ecosystems that now make up East Africa—especially in what is now Tanzania—complex ecological interactions developed between large herbivorous dinosaurs and their predators

showing that some of them looked more like modern birds

Este género pertenece a la familia de los hienídos (Hyaenidae) y se caracteriza por ser una especie muy grande y robusta

which is thought to have been used to communicate with other members of its species

Scale 1:6 - 73 x 15 x 98 mm H

Tethyshadros insularis Brachiosaurus in the ecosystems that nowTethyshadros insularis is a species of hadrosaurid dinosaur that inhabited what is now Italy during the Late Cretaceous period, approximately 70 million years ago. It is known to be a dinosaur discovered on the island of Crete, which makes it an interesting case of insular speciation. Although the fossils found are fragmentary, it has been possible to reconstruct a general description of Tethyshadros insularis based on the remains found. It is