Related Clues:

• Little brother, to an older sibling, say
• Pantry ant, e.g
• Constant nuisance
• Recurring pain?
• Slug, e.g
• Insecticide victim
• Mythological bird swallows a hot freshwater fish
• "Our Gang" series creator Hal
• Mosquito or gnat
• Irking insect
• Apartment pest, briefly
• Nocturnal scurrier
• Mole, to a suburbanite
• Annoying person or bug
• Irritating one