Natural selection and extinction

Natural selection and extinction
Where more successful animals win against the weaker ones. Extinction is the permanent loss of all members of a species.
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Extinction
4 billion species have become extinct with only a few million left.
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Causes of extinction
New predators, new disease and competition
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New predators
The prey have not adapted to survive a new predator causing natural extinction. Human invention causing no time to evolve.
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New disease
When the animals catch new diseases, they do not unusually have enough times to cope with it.
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Competition
Another species may compete for food, space, territory due to mutation, which makes them more successful if they win.
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Other cards in this set

Card 2

Front

4 billion species have become extinct with only a few million left.

Back

Extinction

Card 3

Front

New predators, new disease and competition

Back

Preview of the back of card 3

Card 4

Front

The prey have not adapted to survive a new predator causing natural extinction. Human invention causing no time to evolve.

Back

Preview of the back of card 4

Card 5

Front

When the animals catch new diseases, they do not unusually have enough times to cope with it.

Back

Preview of the back of card 5
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