Caught in the act of evolution, the odd-looking, feathered dinosaur was becoming more vegetarian, moving away from its meat-eating ancestors.
It had the built-for-speed legs of meat-eaters, but was developing the bigger belly of plant-eaters. It had already lost the serrated teeth needed for tearing flesh. Those were replaced with the smaller, duller vegetarian variety.
"I doubt seriously this animal could cut a steak with that mouth," said Utah state paleontologist James Kirkland, one of those describing the animal, based on bones found in east-central Utah ... Yahoo! News