Explain Darwin's model of natural selection?

Question

write the detail and opinion of what Darwin said about model of natural of selection

Answer 1

Exactly what she said ^ ^, but only in English!

Answer 2

Them thar lizards are sort of the same as thum thar lizards but maybe a bit different and thum thar birdies seem like them thar birdies but not quite.  Mmmmm maybe different islands have different conditions like food sources, slightly different climates etc. so de little critters do fit into de different environments differently????