Dinosaur - Wikipedia Birds are avian dinosaurs, and phylogenetic taxonomy includes over 11,000 extant species in the group Dinosauria Dinosaurs are a diverse group of reptiles [note 1] of the clade Dinosauria They first appeared during the Triassic period, between 243 and 233 23 million years ago (mya), although the exact origin and timing of the evolution of dinosaurs is a subject of active research They
Dinosaur Discovery - Woodland Park Zoo Seattle WA Step back in time to when prehistoric giants ruled the Earth with the return of Dinosaur Discovery Encounter 26 life-sized animatronic dinosaurs as the Habitat Discovery Loop transforms into beautiful prehistoric forest ‘Dinosaur Discovery’
Fossils Uncovered - Burke Museum Discover how fossils reveal evidence of Earth’s transformation over time—and what the future might hold