How It Works-Book Of Dinosaurs

MOST AMAZING DINOSAURS

Iguanodon

(‘Iguana-tooth’)

Herbivore

Early Cretaceous, 130 MYA

Found in: Europe, North America,

Africa, Asia

Lived in: Forests, plains and rivers

Most dinosaurs stayed

in one region but

Iguanodons spent a lot

of time moving, to all

continents except

Antarctica

Fact

Dino skill

The Iguanodon’s claws also had a thumb

spike, which could have been used to help

grab food, as well as fend off any attackers

that got too close.

Killer rating: 1/5

Speed: 3/5

Defence: 2/5

Iguanodon

Thumb claw

Spiky thumbs helped

Iguanodon grapple things

Tail
Iguanodon had a long,
stiff tail

Walk or run?
Iguanodon’s legs were
longer than its arms and
it could walk on all fours
or run on its back legs at
up to 20kmh

Sharp beak

Iguanodon had no front teeth

for biting, but it did have back

teeth for grinding plants like

a modern iguana, and a beak

to pick at the plants