File:Echidna egg ultrasound.jpg

From Embryology

Echidna_egg_ultrasound.jpg(484 × 390 pixels, file size: 83 KB, MIME type: image/jpeg)

Ultrasound image showing an egg in the uterus of echidna 5D5E on July 23 2008.

Fertilization probably occurred on July 9, but she had fresh sperm in her reproductive tract and was also torpid. Distance between the two markers showing the structure within the egg is 0.35 cm.

Figure 1 http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2699653/figure/pone-0006070-g001/

PLoS One. 2009; 4(6): e6070.

Published online 2009 June 29. doi: 10.1371/journal.pone.0006070.

PMCID: PMC2699653

Copyright Morrow, Nicol. This is an open-access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are credited.

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current09:00, 31 March 2010Thumbnail for version as of 09:00, 31 March 2010484 × 390 (83 KB)S8600021 (talk | contribs)Ultrasound image showing an egg in the uterus of echidna 5D5E on July 23 2008. Fertilization probably occurred on July 9, but she had fresh sperm in her reproductive tract and was also torpid. Distance between the two markers showing the structure within

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