10,000 Birds

JUNE 1, 2021

It does seem like the order is concurrent with the 61st Supplement, which came out in 2020, but Northwestern Crow is included as a full species. The grand total is 817 species! It was actually a very easy count since each species account is one page long except for Red-tailed Hawk and Dark-eyed Junco, which get two pages each.

North America 279

North America America Birds California Condor 279

10,000 Birds

JULY 7, 2020

copyright @2020 by David A llen Sibley. This is a delightful book, large (8-1/2 by 11 inches), filled with Sibley’s distinctive artwork and an organized potpourri of research-based stories about the science behind bird’s lives. copyright @2020 by David A llen Sibley. copyright @2020 by David A llen Sibley.

2020 264

2020 Birds Groups North America 264

10,000 Birds

MARCH 3, 2020

The source of this ranking, BirdLife International, lists Bolivia as currently having 1,439 bird species, including 18 breeding endemics. This is more than eBird reports–a checklist generated from the citizen science database lists only 1,413 species. Clearly, this is an under-birded country. . .”

Bolivia 182

Bolivia Birds Brazil Switzerland 182

10,000 Birds

JUNE 1, 2022

On May 23, I decided to go up to Lake Cuitzeo, in spite of the fact that the lake can seem much less interesting after our winter migrant ducks, waders and shorebirds have left. And it also turned out, to my great surprise, that not all those migratory ducks had left yet. So yes, this appears to be a breeding population.].

Mexico 235

Mexico 2018 Ducks Breeding 235