Page 82 - DK Children's Encyclopedia

Dinosaurs SEE ALSO

▸ ▸ Asteroids p.30
▸ ▸ Birds p.39
Dinosaurs are reptiles that lived on Earth for 160 million ▸ ▸ Fossils p.111
years, about 225 million years ago. Some were fierce ▸ ▸ Prehistoric life
meat eaters, others gentle plant eaters. Scientists have p.202

learned about dinosaurs from studying the fossils left ▸ ▸ Reptiles p.210
behind when the dinosaurs died. ▸ ▸ Rocks and minerals
p.214

Ceratopsians Triceratops’s
Ceratopsians were plant-eating frill was used to The horns
were used for
dinosaurs. They had a protective protect the neck defending itself
during fights.
frill around their head. against other
dinosaurs.

Dinosaur fossils Dinosaur remains
The remains of dinosaurs have been found on
have been preserved in rock. every continent,
Some even show the including Antarctica.
dinosaur’s last meal
still inside them.

The sharp beak
was used for
tearing pieces
off tough
plants.

The legs had
to be strong, A long neck let
as Triceratops Brachiosaurus
weighed the reach leaves
same as four cars. at the top of
Archaeopteryx fossil tall trees.

Triceratops
(try-SER-uh-tops)
Sauropods
Tyrannosaurus rex Sauropods were
(TIE-ran-oh-SORE-us rex)
enormous plant-
Sharp teeth let T. rex eating dinosaurs.
tear meat off bones. They had to eat all
the time to fuel their
Theropods The long tail huge bodies.
Theropods were fierce meat- was used for
eating dinosaurs. They lived in balance. Brachiosaurus
what is now North America. (brack-ee-oh-SORE-us)

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