File:Descent of Man - Burt 1874 - Fig 39.png
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Summary
| Description | Scan of Figure 39, from Darwin's Descent of Man, second edition. Shows Greater Prairie Chicken Tympanuchus cupido (labelled Tetrao cupido in image) male displaying to females with inflated vocal sacs, raised crest and tail, and spread wings. |
| Date | |
| Source |
The Descent of Man, And Selection in Relation to Sex, by Charles Darwin. Reprinted from the Second English Edition, Revised and Augmented, A. L. Burt Company, New York. 1874. Page 422. |
| Author | T. W. Wood |
| Permission (Reusing this file) |
PD-old assumed |
Licensing
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This work is in the public domain in its country of origin and other countries and areas where the copyright term is the author's life plus 70 years or fewer. This work is in the public domain in the United States because it was published (or registered with the U.S. Copyright Office) before January 1, 1929. |
| This file has been identified as being free of known restrictions under copyright law, including all related and neighboring rights. | |
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| Date/Time | Dimensions | User | Comment | |
|---|---|---|---|---|
| current | 01:25, 10 June 2015 | 2,634 × 1,932 (3.23 MB) | Moondyne | more contrast |
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