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Purple Rain Under the Sea

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Image of the Week #86, April 1st, 2013:


From: Sea hares thwart spiny lobster attack with goo by Becky Crew at Running Ponies.

Source: Genevieve Anderson

A sea hare secretes purple ink to confuse and repel nearby predators. New research shows that these secretions also mimic the stimulatory properties of food, giving would-be predators a decoy meal to pursue, thereby adding another layer of defense for these squishy molluscs.



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