March 8, 2010
Photograph by David Doubilet
This Month in Photo of the Day: National Geographic Magazine Features
A male tomato clownfish (Amphiprion frenatus) tends his field of developing eggs like a gardener, scooping away ones with dead embryos. He oxygenates the eggs by fanning them with his pectoral fins.
See more photographs from the January 2010 feature story "Beautiful Friendship."
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