File:Occurrence-of-twin-embryos-in-the-eastern-bluebird-peerj-02-273-g001.jpg
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Summary
| Description |
English: On 17 June 2013, an eastern bluebird (Sialia sialis) nest was observed containing one relatively large egg (bottom right) and three normal-sized eggs in State College, Pennsylvania. |
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| Date | ||
| Source | Image file from Bailey R, Clark G (2014). "Occurrence of twin embryos in the eastern bluebird". PeerJ. DOI:10.7717/peerj.273. PMID 24688852. PMC: 3961165. | |
| Author | Bailey R, Clark G | |
| Permission (Reusing this file) |
  This file is licensed under the Creative Commons Attribution 3.0 Unported license.
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File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 01:26, 29 August 2014 | | 708 × 944 (255 KB) | Recitation-bot | Automatic upload of media from: doi:10.7717/peerj.273 |
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