"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." While it isn’t an ideal scenario, it’s common to spot the occasional bug crawling around your home. Some, ...

What is an insect? -- The biology of insects -- Silverfish and springtails -- Cockroaches, cricket and earwig -- Lice -- The bed bug -- Lacewings and moths -- Beetles -- Wasps and ants -- Flies and ...