Aren't you glad they still aren't 35 feet tall ...

... with those razor sharp teeth. Cluck, cluck, cluck, *CHOMP*

From the article: "When the researchers compared the collagen sequences to a database that contains existing sequences from modern species, they found that the T. rex sequence had similarities to those of chicken, frog and newt."

Nothing about Jurassic hamsters, though. Damn.