Most fertile animal
- Who
- Cabbage aphid
- What
- 822000000 tonne(s)/metric ton(s)
- When
- 01 January 0001
It has been calculated that with unlimited food and no predators, a single cabbage aphid (Brevicoryne brassicae) could theoretically give rise in a year to a mass of descendants weighing 822 million tonnes, or more than three times the total weight of the world's human population.