Triceratops weighed around 5 tons (4.5 mt) -- that's as heavy as a truck! -- and readers learn that and a ton more about the substantial creature in this volume! The Triceratops was discovered in 1887, and its head is still one of the largest of any animal discovered. Fun facts ranging from where the dinosaur ranks on a scary scale to a vital statistics guide allow readers to read about the interesting ways the Triceratops lived during its time alongside other dinosaurs. As readers immerse themselves in this fascinating, age-appropriate journey about the creature's interesting past, they also learn about the environmental factors that played a role in the daily life and habits of the dinosaur.