Natural selection, A population of birds in an insect-rich environment come to have larger, stronger beaks., Artificial Selection, A human crosses only sheep with long, heavy coats., Convergent evolution, Echidnas and hedgehogs both have spines, although they are not closely related., Divergent evolution, Cat paws, human hands and whale flippers all have metacarpal and phalange bones., Gene flow, A person with hitchhiker thumb moves to a population that do not have this allele., Artificial insemination, Humans use semen from a champion bull to fertilise many different cows., Comparative embryology, A human examines embryonic fish and birds to look for similarities., Molecular biology, Humans and fungi are more similar than plants and fungi, at the DNA level.

10 Biology - Evolution Examples

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