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Of the existing answers I like this one by Aos Sidhe best, but I would probably do it slightly differently. Make your animal susceptible to a poison/virus which causes infertility. The poison sh...
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#1: Post edited
by
James Jenkins
·
2020-08-07T15:13:25Z (about 4 years ago)
make link local
<p>Of the existing answers I like <a href="https://worldbuilding.stackexchange.com/a/144515/31507">this one by Aos Sidhe</a> best, but I would probably do it slightly differently. </p><p>Make your animal susceptible to a poison/virus which causes infertility. The poison should be airborne. Set 3 or 4 (<em>for redundancy</em>) meteorites moving towards you plant so they arrive in 50 generations, they carry the poison/virus, and will air burst as they enter in the atmosphere.</p><p>There is less risk of genetic drift devaluing the poison/virus as it does not have a counterpart on the planet. Winds should delivery the poison/virus world wide in a year or so, even if only a single meteorite arrives. Faster if the animal has developed intelligence and travel. </p>
- <p>Of the existing answers I like <a href="https://scientific-speculation.codidact.com/questions/252217#answer-252233">this one by Aos Sidhe</a> best, but I would probably do it slightly differently. </p>
- <p>Make your animal susceptible to a poison/virus which causes infertility. The poison should be airborne. Set 3 or 4 (<em>for redundancy</em>) meteorites moving towards you plant so they arrive in 50 generations, they carry the poison/virus, and will air burst as they enter in the atmosphere.</p>
- <p>There is less risk of genetic drift devaluing the poison/virus as it does not have a counterpart on the planet. Winds should delivery the poison/virus world wide in a year or so, even if only a single meteorite arrives. Faster if the animal has developed intelligence and travel. </p>