When additional images of zebras are uploaded to the database and the hindquarters highlighted , the stripespotter program compares the stripecode with others in the system .
The scientist highlights a portion of the photographed animal , such as its hindquarters , and the program analyzes the pixels in that portion and then assigns a " stripecode " to the animal .
She writes matter-of-factly of dog wheelchairs , which she admits cost around $ 500 , but that nonetheless allow a dog whose hindquarters are paralyzed to " walk , run , swim , pee , poop , and generally smell the roses . "
So far , they have determined that the hadrosaur 's hindquarters are 25 percent larger than previously thought for the species , meaning that it could run up to 28 mph -- faster than previously estimated .