http://www.newsweek.com/how-far-were-we-real-jurassic-park-1993-943428

Cloned monkeys Zhong Zhong and Hua Hua play in their enclosure at the Chinese Academy of Sciences in Shanghai. CHINESE ACADEMY OF SCIENCES/AP IMAGES Share Tech & ScienceThis article, along with others celebrating the 25th anniversary of the groundbreaking franchise, is featured in Newsweek's Special Edition: Jurassic Park.

Her graceful neck rises higher than the trees, like a giraffe in slow motion, her liquid eyes staring curiously, then dismissively, at the gaping humans; she returns to her grazing as if these late-model mammals were no more worthy of note than their scruffy shrewlike ancestors, with whom she shared the Earth 130 million years ago. The lack of interest is not mutual. The beast on that rolling meadow looks for all the world like a living dinosaur—a real, respiring, mothering, thundering, leafchomping Brachiosaurus. The awe-struck humans on screen are convinced that this monster of the Mesozoic has been brought back to life. We can tell they’re convinced by the actors’ bugging eyes and dropped jaws.