10,000 Birds

SEPTEMBER 27, 2021

A few days ago, I received and then flipped through a bird guide of the Sierra Nevada (my way of coping with currently not being able to do birding trips outside of China, given the Covid policy of the Chinese government). It is hard to see any scientific value in defining a bird species as a country endemic. A flycatcher at work.

China 231

China Birds Nevada North America 231

10,000 Birds

APRIL 2, 2013

For birders, it’s the extremely large book, shelved in a place where it can’t crush the field guides, used to research the history of a bird in their area. You can see the Species Account for Henslow’s Sparrow above, in the banner photo. The second page is the map page. Brauning and Andrew M.

Pennsylvania 231

Pennsylvania Breeding Birds Sparrows 231

10,000 Birds

NOVEMBER 6, 2012

Ridgway himself had 23 species, 10 subspecies, and two genera of birds named for him, including Ridgway’s Hawk.) The team explored Nevada and Utah, with Ridgway collecting thousands of bird specimen, plus nests and eggs for the Smithsonian. Baird, Brewer, Cory, Bicknell, and Worthen all make appearances.

Collecting 149

Collecting Illinois United States Science 149