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Name
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Brachiosaurus, means "Armed Lizard"
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It is in the group of dinosaurs
called Sauropods.
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Food
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It was a plant-eater (Herbivore)
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It ate 440 pounds of food each
day.
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Movement
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Scientists believe they lived in
herds in North America and Africa.
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They walked on four legs.
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They would move when they ate
all the food in one place.
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Description
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Length: 80-85 feet
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Height: 40-50 feet at the
head, 23 feet at the tail
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Weight: 33-88 tons (about
20 elephants)
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It had a small head and a short,
thick tail.
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It stood like a giraffe.
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It had a claw on the first toe
of each front foot, and three claws on each back foot.
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Each foot had 5 toes.
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Its nose was on top of its head,
which may mean it had a great sense of smell.
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It had 26 teeth on top and 26
on the bottom, for a total of 52 teeth.
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Behavior
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It laid its eggs in rows,
not in nests, probably as it was walking.
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Scientists don't think it took
care of its eggs.
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It was a peaceful dinosaur.
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Protection
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It probably didn't have any enemies
because it was so large.
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It could use its long tail to
whip away most attackers.
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It also had thick leathery skin
and clawed feet.
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Interesting Facts
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Unlike most dinosaurs, its front
legs were longer than the back legs.
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It was one of the tallest dinosaurs
that ever lived.
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Brachiosaurus could live up to
100 years.
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Brachiosaurus had to have a very
large heart to pump blood all the way to its brain, which was in its head
on top of a very long neck.
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It was not very smart.
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At one time scientists thought
it had two brains, one near its tail! They don't think that is true anymore.
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Its skull had many holes in it
to make it lighter.
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Brachiosaurus
