By sharing this link, I acknowledge that I have read and understand the Terms and Conditions.
SHOMA81 / SCIENCE PHOTO LIBRARY SHOMA81 / SCIENCE PHOTO LIBRARY
Microscope footage showing the heartbeat and movement of blood through the vessels of a quail (Coturnix coturnix) embryo in an egg, on the fourth day of development.
Model release not required. Property release not required.
Contact us if you require the original or other formats.