Feral Cats Are An Invasive Species in North America (and elsewhere)
10,000 Birds
JULY 22, 2014
And for rodents and reptiles as well. This is approximated by the size of the animal, but really, this has to be adjusted for depending on modality of killing. Free-ranging domestic cats have been introduced globally and have contributed to multiple wildlife extinctions on islands. Let me tell you this: They are.
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