That seems like a reasonable explanation to me, but to just give a reference for my train of thought... I was thinking of Macquarie Island, which has a weird hi

That seems like a reasonable explanation to me, but to just give a reference for my train of thought... I was thinking of Macquarie Island, which has a weird history of animal/pest control. Rodents were introduced to the island, then cats to help with the rodents... and then the cats wiped out the native seabird population. Edit: Just realized I'm mentioning a small island, like you said, hehe. https://en.wikipedia.org/wiki/Macquarie_Island#Ecological_balance https://en.wikipedia.org/wiki/Macquarie_Island#Ecological_ba...