10,000 Birds

OCTOBER 25, 2016

Agonizing quandaries concerning invasive species are well-known to wildlife biologists. They argue for the elimination of free-range cats entirely. million metric tons per year in the United States alone; and. (By This is Mark’s first contribution to 10,000 Birds.

Feral Cats 268

Feral Cats Cats Tnr Feral 268

10,000 Birds

SEPTEMBER 16, 2014

How many birds to cats kill in the United States? A recent meta study ( The impact of free-ranging domestic cats on wildlife of the United States ) that applied strict inclusion criteria and some fancy statistics estimates that 2.4 Clearly the second choice will cause some species to go extinct, most likely.

Killing 274

Killing Cats Fish Birds 274

10,000 Birds

JULY 22, 2014

Also, feral Cats on islands seem to be a serious problem, causing the extirpation of some indigenous species. A hungry feral Cat in Minnesota goes and finds new prey in an area it previously had not explored, leaving the last few of one or another bird species alone for a while. We estimate that free-ranging domestic cats kill 1.4–3.7

Feral Cats 257

Feral Cats North America Feral Cats 257

10,000 Birds

JUNE 3, 2020

I am only responding to my subjective impression of a single species’ appearance here; specifically, that of the Bronzed Cowbird. Instead, they lay their eggs in other species’ nests, and let those nest-making birds (often significantly smaller than the cowbirds) raise their young. Native versus invasive species?

Birds 176

Birds Blackbirds Mexico Cattle 176