Hypacrosaurus

Crocodiles: The antique Cousins of the Dinosaurs

Feather fossils expose dinosaur's color

Troodon or the "wondering tooth" is the smartest dinosaur (fossil). It had the largest brain size-to-body-size ratio of all recognized. It's believed to have been as elegant as modern-day birds. This species was a miniature dinosaur, about 2.Its 6.5 ft in length, 1 meter (3 ft) tall and weighed 60 kg (130 lb).

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