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Last updated on April 18, 2014 at 1:21 EDT

Latest Gretchen Freimuth Stories

2007-04-12 17:48:40

CHICAGO -- They're the rock stars of the bird world these days, the Rolling Stones of the feathered set. But the penguins at the Shedd Aquarium are showing it's not all film premieres - think "Happy Feet" and "March of the Penguins" - and sushi. It's rocks. Real rocks a bird can build a nest out of. On Wednesday, the keepers at the Shedd started rolling out the rocks for the Gentoo and Rockhopper penguins who call the aquarium home. For these types of penguin, nothing says romance like a pile...