Cat Population Feral Free Range Humane 
10,000 Birds
JULY 22, 2014
I find it astonishing that people argue of whether feral cats are bad for birds in North America. 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.
10,000 Birds
OCTOBER 25, 2016
Marra and Chris Santella, authors of Cat Wars: The Devastating Consequences of a Cuddly Killer (Princeton University Press, 212 pp., They argue for the elimination of free-range cats entirely. Infected rats, for example, no longer shun cat urine but find it an aphrodiasic. By Peter P. Marra and Chris Santella.
10,000 Birds
SEPTEMBER 16, 2014
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.
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