back to Biography

The Biggest Dinosaurs
by: Brynden P., Grade: 2


Argentinosaurus is the biggest dinosaur known.It was 100 feet long and 100 feet tall.Second biggest known is Ultrasaurus.It was HUGE!!!!!IT was 80 feet long and 100 feet tall.And then Supersaurus.He is 95 feet long and 98 feet tall.Those are the giants of the dino time.There all sauropods(giant long necked plant-eaters).Ultrasauros & Supersaurus lived in the late Jurassic period while Argentinosaurus lived in the early cretaceous.THANKS FOR READING!!!!!!


back to Biography