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Ladybugs emerge from hibernation in Washington

After emerging from winter hibernation, hundreds of ladybird beetles, often called ladybugs, cluster on a shrub in Spokane, Wash., on March 31, 2013. The ladybird beetle is a gardener’s best friend, eating perhaps its weight in aphids daily. Strict carnivores, they eat no leafy vegetation.

SLIDESHOW: Signs of Spring