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How many birds are killed by windmills and other green energy projects?

10,000 Birds

However, in this post, I’d like to lay out the basic numbers as we pretend to know them about overall bird mortality, human related causes of mortality, and somewhere in there I’ll note that the number of birds that are killed by windmills is so small that it says “zero” on my pie chart.

Killing 274
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Are there so many birds that cats don’t matter?

10,000 Birds

For instance, assume (and I will NOT stand by this number, it is just one I’ve heard here and there) that kitty cats in America kill 50,000,000 birds a year. Hardly any Sandhill Cranes are killed by domestic (including ferrel domestic) cats. In fact, there are certainly a few cats killed by hawks every year.

Cats 178
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Feral Cats Are An Invasive Species in North America (and elsewhere)

10,000 Birds

The plethora of approaches to the feral Cat problem is not an outcome of a diversity of great ideas; it is the ugly chimera of inappropriate compromise among biased and often poorly informed stakeholders. And for rodents and reptiles as well. We do know this: In areas where feral cat populations exist, they are often well established.