Considering the information in the article and your understanding of natural selection, why did the rabbit population grow so rapidly in Australia (reaching 600 million) but not reach similar sizes in Europe or North America?

In 1859 European wild rabbits were introduced into Australia so they could be hunted for sport. The proliferation of rabbits was the fastest of an introduced mammal anywhere in the world. ... Australia is home to at least 150 million feral rabbits, which continue to have a huge impact on our environment

Explanation: hope this helps

it also supports my hypothesis. if you rest first you can squeeze the clothespin more times. from the data i collected the average of the eight people concluded exercise makes your muscles more fatigued and less able to squeeze the clothespin compared to resting before squeezing.