In 1859, 13 rabbits were released in Australia for hunting; just 7 years later, more than 14,000 had been shot on the estate
In 1859, a settler freed 13 rabbits for hunting. Seven years later, 14,000 were shot, and rabbits spread across two-thirds of Australia in 50 years.
We haven't written up this one. Hindustan Times - World News has the full story — the link below goes straight to it.