Feral Cats Are An Invasive Species in North America (and elsewhere)
10,000 Birds
JULY 22, 2014
This is approximated by the size of the animal, but really, this has to be adjusted for depending on modality of killing. There is not a wild cat, such as the Wildcat, in North America, at that lower end of the size range for cats. We estimate that free-ranging domestic cats kill 1.4–3.7
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