"It's reallyweird, because along with Paralititan and other big sauropods, we also have three carnivores in this system that are the size of T rex, " says Smith.
"People think it's weird and a novelty, but they're really sweet and really smart animals, " says Timm Chiusano, who keeps two potbellied pigs on the ground floor of his three-story brownstone in Brooklyn.