Page 97 - DK Children's Encyclopedia

Evolution SEE ALSO

▸ ▸ Dinosaurs p.80
▸ ▸ Dogs p.81
In order to survive, an animal needs to change when ▸ ▸ Fossils p.111
the weather and food around it changes. This is called ▸ ▸ Genes p.119
adaption. The theory of evolution is that lots of these ▸ ▸ Life cycle p.146

tiny changes over millions of years create new types ▸ ▸ Prehistoric life
of living things. p.202

Fossils
Fossils are the remains of
living things that were alive
millions of years ago. We
study them to see how Charles Darwin
life has changed. Scientist Charles Darwin came
up with the theory of evolution
while traveling around the world
investigating living things.

Taller giraffes
can reach
Ammonite fossil
more food.

Natural selection
When an animal passes on
something useful on to its
children, those children are
more likely to survive. This is
called natural selection.

Giraffe Mammals first
appeared and
Selective breeding began evolving
Humans can create different
shapes, colors, sizes, and 220 million
personalities of baby animals by years ago.
choosing their parents carefully.

Labrador Poodle Labradoodle
(Mother) (Father) (Child)
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