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Sexual Selection

The basis of the evolutionary approach suggests every species wants to reproduce and pass on
their genes. Darwin came up with his theory of sexual selection and describes two processes
through which it takes place.

Intra-sexual: competition between sexes over a mate (normally males over females)

Inter-sexual: this…

Page 2

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More proposals
- Females invest more time & energy into reproduction. Men can invest just a few minutes to
impregnate a woman. The woman has to carry the child for nine months and takes majority
responsibility of bringing up the child. Also women only have 450 eggs a lifetime where…


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