Spring indicators: warmer weather, longer days, and little ladybugs lounging on your windowsill. But these elegant insects aren’t like other bugs: They’re cute, and widely considered a symbol of luck.

You may know ladybugs for their red and black spots. But did you know the "ladybug" is actually more than one type of insect? There are about 5,000 species in the Coccinellidae, or ladybug, family.

There are many creepy crawlers that we wish we didn't see in our backyards. Blister beetles come to mind. But people are usually happy to see ladybugs. With their vibrant red or orange hues adorned ...