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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. The relevant numbers involving cats, the people that cherish them, and the birds (and small mammals and reptiles) that they kill are all too large to mean much; you might as well use the funny word “gazillions.”

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Feral Cats in American Cities

10,000 Birds

The problem of free-roaming cats — and their predation on birds and other wildlife — is hotly contested in communities across the country, and it triggered a lively exchange in the hearing room. Cats are domesticated animals that are not indigenous wildlife in North America. Those who violate the ordinance can be fined $200.