Costa Rica Eggs Science Species 
10,000 Birds
NOVEMBER 2, 2021
Doug Futuyma believes in science and in the scientific basis of evolution. How Birds Evolve: What Science Reveals about Their Origin, Lives, and Diversity by Douglas J. Here are good, complex questions about why this diversity exists, how it came about, and what is its function when it comes to species and overall avian survival.
10,000 Birds
SEPTEMBER 1, 2020
For one thing, we become more aware of cultural biases in our science (new findings on warbling female birds, for example, reveal both gender and geographic biases). Many popular science books have neither. As Ackerman explains in her Introduction, studying extreme behavior brings new insight into what we think we know.
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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. That’s a photo of Ridgway’s office on the right, fifth floor of the South Tower.
10,000 Birds
JANUARY 5, 2019
In reverse order, the medals were awarded for “most species seen in a country”, to Australia with 420, USA got the silver, scoring 556 while the runaway winner was Costa Rica with 646 species. Jamaica Bay, Big Egg Marsh. Mark Hatfield Marine Science Center and Estuary Trail. 13 Jan 2018.
10,000 Birds
NOVEMBER 3, 2018
The two most prolific contributors, Pat and Tom, have been sharing their birding space in Costa Rica. During October, 7 countries (Costa Rica, Australia, USA, India, Hong Kong, UK, Serbia) were birded by 11 beats who shared 135 checklists and noted 697 species. Jamaica Bay, Big Egg Marsh. 28 May 2018.
10,000 Birds
OCTOBER 6, 2018
9 beats shared 100 checklists from 8 countries (Costa Rica, USA, UK, Brazil, Serbia, United Arab Emirates, Saudi Arabia and Australia. They noted 598 species as a team, bringing the year total to 2118 and pushing the life list to 3555. In an unusual turnaround during September, more birds were seen in USA than in Costa Rica.
10,000 Birds
DECEMBER 1, 2018
Tom and Pat were toe to toe in Costa Rica , so the numbers from there outshone anything else on the list for November, with over 60% of the month’s total shared between them. 8 beats shared 126 checklists accounting for 704 species. They birded 6 countries; USA, UK, Costa Rica, Serbia, Australia, and Mexico.
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