History being discovered to be different than scientists have believed. The bones of a baby dinosaur have just been found in the belly of a mammal from the Cretacious period. This is astonishing because they didn't think any mammals were predators for any of the dinosaurs. A mammal the size of a dog (about 3 feet long) has been found, too. This one is 20 times the size of any mammals previously found.
Here's the article about it:
http://www.cnn.com/2005/TECH/science/01/12/belly.of.the.best.ap/index.html