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. Arriving in North America around the time of Columbus, they have become “one of the most successful invasive species on earth.”.

Feral Cats 266

Feral Cats Cats Tnr Feral 266

10,000 Birds

SEPTEMBER 16, 2014

Having said that, we expect wind mills to increase in number, and the specific birds that are killed by them may be a particularly sensitive group (i.e. 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

Killing 274

Killing Cats Fish Birds 274

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 160

Birds Blackbirds Mexico Cattle 160

10,000 Birds

SEPTEMBER 13, 2014

Back in 2009, Tai Haku sent us a fascinating post exploring a question that ecologists worldwide grapple with: can the translocation of rare species into niches left empty by extinction be successful or justified? It is extinct. It persists in captivity at a breeding facility on Guam and in a number of American zoos.

Puerto Rico 203

Puerto Rico Guam Virgin Islands Feral 203