10,000 Birds

MAY 5, 2015

GISS—general impression, size, shape—is intuitive, the result of an unconscious cognitive process derived from experience in the field. Experienced birders can identify birds using GISS; all birders can identify birds if they adopt the BBI approach. So say Kevin T. Gladwell is a good read, but not credible scientific support.

Birds 170

Birds New Jersey Science Groups 170

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. In some species accounts, notably Song Sparrow, this text reads as a carefully researched, finely detailed ornithological/historical essay.

North America 147

North America Sparrows America United States 147

10,000 Birds

NOVEMBER 14, 2017

(SOPI) is the leading ornithological organization and it performs research, education, and outreach. Much of the research regarding Caribbean ecology and ornithology has been conducted in Puerto Rico. There are arguments for adding all territories, but experience demonstrates that the ABA moves glacially when it comes to the ABA Area.

Puerto Rico 153

Puerto Rico Virgin Islands Hawaii United States 153