Feral Cats Are An Invasive Species in North America (and elsewhere)
10,000 Birds
JULY 22, 2014
This almost certainly can be argued to be true just on the basis of logic, because feral Cats are proficient hunters and are entirely out of ecological place. This is approximated by the size of the animal, but really, this has to be adjusted for depending on modality of killing. We estimate that free-ranging domestic cats kill 1.4–3.7
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