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

10,000 Birds

But they don’t live in North America. I find it astonishing that people argue of whether feral cats are bad for birds in North America. In some regions of the world, the carnivore landscape is taken up by many different cats at the middle and larger range, and by things like civets and mongoose at the smaller end.

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Cat Wars: The Devastating Consequences of a Cuddly Killer

10,000 Birds

They argue for the elimination of free-range cats entirely. million metric tons per year in the United States alone; and. (By Arriving in North America around the time of Columbus, they have become “one of the most successful invasive species on earth.”.

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The Dracula Bird

10,000 Birds

Its historical year-round range stretches from extreme northwestern Colombia to northern Mexico, with migration into the southwestern United States in the summer. The Brown-headed “Bison-birds” learned to be Cowbirds, and expanded their range coast-to-coast, and into almost all of Mexico. Starling -numerous.

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