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Ladybugs: Spotting the difference

Last Updated: July 21, 2011

The population of the North American ladybug, of which there are dozens of species, has dwindled in recent decades. Scientists have linked the decrease to the expansion of the Asian ladybug population, and initiatives such as the Lost Ladybug Project are asking people to look for and photograph ladybugs so they can determine where North American species are still present. Hover over the markers to read about the differences between Asian ladybugs and the nine-spotted ladybug, one of the rare species native to North America.

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