Thread: TB in possums - not many if any

Originally Posted by kimjon

Rats breed at astonishing rates. About a linear 10% population increase per month, so within 10-12 months the population is nearly back where it started. But that's a year with no rats...so that's good. Rats are the reason there's less birds now, not 1080.

Kj

Kill 40% of a slow breeding native each drop and the predators are back in a year that's not difficult maths.