+A **bug** often refers to a small [insect](/wiki/insect) or other tiny [arthropod](/wiki/arthropod), known for its many forms and habitats. The word also describes an unexpected flaw, especially in a system or program.
+## See also
+- [Beetle](/wiki/beetle)
+- [Pest](/wiki/pest)
+- [Software Bug](/wiki/software_bug)
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