Remove Cat Population Remove Free Range Remove Hunters Remove Protection
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How many birds are killed by windmills and other green energy projects?

10,000 Birds

In other words, looking at fledglings (or older) and not chicks, the US bird population normally doubles itself every year, but then get undoubled by … well, various factors probably mostly hypothermia, starvation, disease, and predation. How many birds to cats kill in the United States?

Killing 274
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Feral Cats Are An Invasive Species in North America (and elsewhere)

10,000 Birds

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. There is no native cat smaller than a Bobcat here, and Bobcats are considerably larger than Kitties. We estimate that free-ranging domestic cats kill 1.4–3.7