10,000 Birds

JULY 21, 2021

Of course, I also go there several other times each year; I have, after all, seen 160 species at this endemic-rich site. The reason for this annual pilgrimage is a single species, the Sinaloa Martin. All sightings southeast of the species’ Puerto Vallarta-to-Los Mochis breeding area are of migrating birds.

2016 264

2016 2015 Nicaragua Mexico 264

10,000 Birds

JANUARY 5, 2022

I had only seen this species once here, in 2018. Virginia Warbler: The Virginia Warbler is a common species in the thorn forest of the Balsas River Basin, so I had seen it often. Extra points for this species’ rockin’ name. How did I miss that? And then, on February 1st, I suddenly saw dozens.

Mexico 240

Mexico Birds Virginia Barn Owls 240

10,000 Birds

DECEMBER 4, 2018

So, we need to lift a glass to 2018, a year that has given us Gulls of the World: A Photographic Field Guide by Klaus Malling Olsen and Gulls Simplified: A Comparative Approach to Identification by Pete Dunne and Kevin T. And, Karlson himself has a section on gulls in his 2015 book (co-authored with Dale Rosselet) Bir ding by Impression.

North America 210

North America America El Salvador Nicaragua 210

10,000 Birds

NOVEMBER 6, 2018

Covering 1,261 species with data and taxonomy current up to August 2017, the field guide is an exciting achievement. And, then there are the more familiar birds–Wood-warblers, sandpipers, hawks–some species migrants, some species with a wide range. Can you guess which of the species cited above are endemic?

America 214

America El Salvador Costa Rica Honduras 214

10,000 Birds

AUGUST 4, 2020

Each activity builds on these basics–observation, documentation and action–introducing concepts like migration, nesting, and conservation, and also teaching specific ways bird behavior may be different for different species. It’s an excellent resource for family and child-learning adventures.

Los Angeles 264

Los Angeles 2019 Birds 2014 264

10,000 Birds

JUNE 20, 2019

We are entering the mixed colony of 11 species ( Grey , Squacco , Purple and Black-crowned Night Herons ; Great , Little and, recently, Cattle Egrets ; Eurasian Spoonbill (below) and Glossy Ibis ; Pygmy and Great Cormorant ). I do have experience with this species from Bodrum, Turkey; it is daring, bold and cocky, and is impossible to forget.

Greece 201

Greece Pelicans Buffalo Fish 201

10,000 Birds

DECEMBER 7, 2021

Decades later, Richard Pough’s Audubon Bird Guide, Eastern Land Birds (I happily own the 1948 edition) included nest and egg descriptions for each species as well. Harrison in 1978 (it is now in its second edition, 2015, PUP). And photographs of feathers in the species accounts, which surprised me. Baicich and Colin J.

Eggs 249

Eggs Birds United States Sparrows 249

10,000 Birds

SEPTEMBER 3, 2019

” And, if you don’t believe them, just take a look at some of the photographic comparisons of species they present: Or, of albatross plumages: Or, read about the taxonomic confusions and scientific lapses in research on petrels, Albatrosses, storm-petrels, and diving-petrels. Coverage of all families is not comprehensive.

Albatross 172

Albatross North America Birds Groups 172