Every autumn, ladybugs (which are really lady beetles) seem to swarm near or even inside some homes. There can be so many of them that they stain walls and make a room smell really bad. Ladybugs have ...

If a ladybug's life were a horror film, this is how it would start: Scary string music. A close-up of the green-eyed face of a wasp. The sudden pierce of a stinger. The screen goes dark. Next, an ...