Remove Cat Population Remove Free Range Remove Killing Remove Wildlife
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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. So keep that in mind.

Killing 274
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Cat Wars: The Devastating Consequences of a Cuddly Killer

10,000 Birds

Agonizing quandaries concerning invasive species are well-known to wildlife biologists. Thus the decision was made to kill 3,600 Barreds, and it’s hard to fault the inescapable logic of doing so, as one Audubon Society director expressed it: On the one hand, killing thousands of owls is completely unacceptable.

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

10,000 Birds

This is approximated by the size of the animal, but really, this has to be adjusted for depending on modality of killing. We do know this: In areas where feral cat populations exist, they are often well established. Here we conduct a systematic review and quantitatively estimate mortality caused by cats in the United States.