10,000 Birds

SEPTEMBER 8, 2023

The first is that the illustrations by Dale Dyer are based, and largely seem to be the same, as the illustrations for his previous guide Birds of Central America: Belize, Guatemala, Honduras, El Salvador, Nicaragua, Costa Rica, and Panama (co-authored with Andrew Vallely, PUP, 2018). For context, the IOC version 13.1

Costa Rica 244

Costa Rica Belize El Salvador Birds 244

10,000 Birds

DECEMBER 6, 2016

So, if you are going to write a field guide on the birds of the countries south and east of Mexico–Belize, El Salvador, Guatemala, and Honduras—it makes the utmost sense that you embrace the whole geographic area. It has been a long time between field guides for most of these countries.

El Salvador 235

El Salvador America Costa Rica Honduras 235

10,000 Birds

MARCH 11, 2011

Brown Pelicans , and the northernmost Brown Booby breeding colony on this side of the Pacific. That larger clade is in turn sister to a clade containing the four remaining totipalmate bird families, which do still seem to be related, and which needed a new order name once pelicans were removed.

2011 166

2011 Pelicans Papua New Guinea Birds 166

10,000 Birds

NOVEMBER 6, 2018

It actually makes a lot of sense, the geographic features of the isthmus between North America (including Mexico, because Mexico is part of North America) and South America cut across political lines, as do birds. Of the native breeding species, 112 are endemic or “very nearly endemic.” (Can

America 214

America El Salvador Costa Rica Honduras 214

10,000 Birds

JULY 21, 2021

The first words describing this species in Wikipedia are “poorly-documented” Before 2015, when I first saw it in Paso Ancho, it had only been reported twice on eBird outside of its Sierra Madre Occidental breeding range: once from Taxco, Mexico, and another report from Nicaragua.

2016 264

2016 2015 Nicaragua Mexico 264

10,000 Birds

DECEMBER 4, 2018

Three helpful sections precede the Introduction: Photo and silhouette comparisons of gulls that breed in North America (see illustration above), Basic Anatomical Terms illustrated with four diagrams, and a very selective Glossary. I particularly like the nutshell image and silhouette pages, the latter reminiscent of The Shorebird Book.

North America 214

North America America El Salvador Nicaragua 214