A Field Guide to the Birds

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References

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United States Electoral College votes by state

How Many Electoral College Votes Does Each U.S. State Have?

Aphrodite. Greek mythology. Sculpture. Aphrodite is the Greek goddess of love and beauty.

12 Greek Gods and Goddesses

Periodical Cicada, Adult, Magicicada spp. Requires 17 years to complete development. Nymph splits its skin, and transforms into an adult. Feeds on sap of tree roots. Northern Illinois Brood. This brood is the largest emergence of cicadas anywhere

Why Do Some Cicadas Appear Only Every 17 Years?

Queen Elizabeth II addresses at opening of Parliament. (Date unknown on photo, but may be 1958, the first time the opening of Parliament was filmed.)

All 119 References in “We Didn’t Start the Fire,” Explained

Albert Einstein in Washington, D.C. c. 1921-1923. Physicist

The Solar Eclipse That Made Albert Einstein a Science Celebrity

Still from the film Deliverance, 1919. The story of Helen Keller and Anne Sullivan. View shows Keller in the cockpit/front seat of an airplane.

How Did Helen Keller Fly a Plane?

solar eclipse, sun, moon, astronomy, space

How Do You Tell the Difference Between Total, Annular, Solar, and Lunar Eclipses?

A Field Guide to the Birds

work by Peterson

Learn about this topic in these articles:

bird-watching

In bird-watching
… (1938–41) and Roger Tory Peterson’s Field Guide to the Birds (1947), which gives the field marks of all North American birds found east of the Rocky Mountains. Similar works are available for many other regions.
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discussed in biography

In Roger Tory Peterson
…books on birds, beginning with A Field Guide to the Birds (1934; 4th ed. 1980), did much in the United States and Europe to stimulate public interest in bird study.
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