Dinosaurus 2.5 Apk

Dinosaurs (Greek δεινόσαυρος, deinosauros) is the dominant vertebrate animals of terrestrial ecosystems for over 160 million years, from the Old Triassic period (about 230 million years ago) until the end of the Cretaceous (about 65 million years ago), when many of them became extinct in the Cretaceous-Tertiary extinction event. Ten thousand species of birds living today have been classified as dinosaurs.