Despite common portrayals of Hadrosaurs as gentle, approachable creatures, paleontologist Dr. Lacovara warns that these duck-billed dinosaurs were, in fact, dangerous. He emphasizes that the idea of them being friendly "gentle giants" is a misconception and that no dinosaur should be considered safe. According to Dr. Lacovara, an encounter with a Hadrosaur in reality would likely be perilous.