If Algae Had Eyes…What Would It See?
Meet Volvox, a species of algae with flagella and eye spots. Volvox live in colonies, using their eyes to sense light and their flagella to move towards it.
Photo credit: Wim van Egmond
“Watching groups of colonies under the light microscope is a breathtaking sight. If you leave enough space under the cover slip (with the aid of spots of Vaseline under the corners) the spheres will swim slowly towards the light of the microscope”
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