lacrossflatts primary school1 charles darwin, aged 7yrs

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LA Crossflatts Primary School 1

Charles Darwin, aged 7yrs

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Aged 25yrs

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How long necks evolved in giraffes.

What would happen to the giraffes with shorter necks? Discuss.

Natural selection – the survival of the “fittest.”

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Natural selection – the survival of the “fittest.”

Why might the brown beetles have survived? Discuss.(See notes)

Natural Selection

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Can you spot the difference? Discuss.What might they have been used for? Discuss.

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Homologous Structures

Look at the pictures. What do you think ‘homologous’ means?

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What might you infer from these homologous structures?

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Ida goes way back to 47mya

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Brain sizes

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Australopithecus 3.9 – 3mya

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Australopithecus 3.9 – 3mya

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LucyApe like skull.

Human –like pelvis and femur for walking upright.

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Ida

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Monkey DarwinThe Hornet, 1857

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