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. Using the icons to locate specific bird families takes a little getting used to, but if you do it often it works well as a finding tool. These are all informative and current.

North America 279

North America America Birds California Condor 279

10,000 Birds

JULY 4, 2023

Jennifer Ackerman points out in the introduction to What the Owl Knows: The New Science of the World’s Most Enigmatic Birds , that we don’t know much, but that very soon we may know a lot more. What the Owl Knows: The New Science of the World’s Most Enigmatic Birds is a joyous, fascinating read.

Owls 213

Owls Science Barn Owls Penguins 213

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. This unfortunately happens with the large Tanager (Thraupidae) family here.

Bolivia 174

Bolivia Birds Brazil Switzerland 174

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

OCTOBER 5, 2021

The material on habitat tells us that sometimes looking for odonates in the tropics means thinking outside the North American box: Bromeliads and water-holding tree holes are breeding locations for certain species, including Blue-winged Helicopter. Wait–that adds up to 290 species, but the book only covers 283. First page (p.

Costa Rica 261

Costa Rica North America Family America 261

10,000 Birds

JUNE 1, 2022

And I found this one because he was singing his heart out quite persistently, which certainly suggests a bird that wants to settle down and raise a family. So yes, this appears to be a breeding population.]. And since I don’t go to the lake very often in late spring, I rarely get to see these Avocets in their breeding plumage.

Mexico 222

Mexico 2018 Ducks Breeding 222