10,000 Birds

JULY 2, 2019

This range of illustration continues throughout the 24 plates, reflecting, I assume, what has been documented and not documented for each species and the degree of difference between sexes and amongst subspecies. Many of these accounts include unpublished information from Greeney’s own research.

Research 146

Research Eggs South America Costa Rica 146

10,000 Birds

JULY 21, 2014

And with no natural predators or resistant trees in their adopted territory, things have been looking pretty grim. This research suggests that the boom isn’t due to an influx of newcomers, but rather because more local birds are flourishing and successfully rearing families. Enter the woodpecker.

Woodpeckers 273

Woodpeckers Illinois Science Chicago 273

10,000 Birds

APRIL 2, 2019

It will be interesting to see if the proposal is adopted and this guide becomes the first to employ the new official usage, or if it sparks other bird guide authors to revolt against the system. I simply think it is confusing to the user to have them listed in the Table of Contents but not individually in the Introduction.

North America 154

North America Sparrows America United States 154

10,000 Birds

SEPTEMBER 8, 2023

And Sandwich Tern is Sandwich Tern, Howell finding the DNA research for splitting it “weak.” And when writing a field guide, it is accepted practice to adopt one of the above and to stick to it, with any questions or disagreements safely ensconced in the text, not in an actual change of species.

Costa Rica 223

Costa Rica Belize El Salvador Birds 223