10,000 Birds

JUNE 11, 2011

Perhaps where the form asks if I have ever indulged in criminal or terrorist activities, or whether I have more than $10,000 in negotiable monetary units, they should include a section inquiring as to my thoughts on the new classification and sequence of genera and species adopted for gulls of the subfamily Larinae.

Philadelphia 203

Philadelphia Russia Europe North America 203

10,000 Birds

APRIL 2, 2019

Peterson Reference Guide to Sparrows of North America covers 61 species of the New World sparrow family Passerellidae that breed in Canada, the United States, and northern Mexico. Rick Wright agrees. Personally, I find the lack of an apostrophe-s easy to adapt to in writing, but strange when I say it out loud. Range and Geographic Variation.

North America 183

North America Sparrows America United States 183

10,000 Birds

MAY 5, 2020

Small images accompany many of the larger bird images–the bird in flight, juvenile form, breeding plumage–and there are separate plates for first-year and second-year gulls and for hawks as they look in flight, from below.

North America 253

North America America Hawaii Birds 253

10,000 Birds

NOVEMBER 14, 2017

Although most conservation research focuses on northern breeding grounds, many ABA Area birds spend most of the year elsewhere. The Puerto Rican Parrot and its captive-breeding program has been extensively studied, as has the Pearly-eyed Thrasher, among others. The Puerto Rican Vireo is declining. Fish & Wildlife Service.

Puerto Rico 189

Puerto Rico Virgin Islands Hawaii United States 189

10,000 Birds

JULY 2, 2019

Identification is summarized in the next section, including size, appearance, sexual plumage differences, geographic plumage variations, and comparison to similar species. But, then again, this is an artist and photographer who has illustrated and co-written books on sparrows and moths!

Research 174

Research Eggs South America Costa Rica 174