Related Clues:

• Brown noddy, e.g
• Gull's relative
• Rent out the small gull with forked tail
• Bird with an annual 18,000-mile round-trip migration
• Cousin of a skimmer
• Oceanic bird of polar regions
• Seasonal Arctic visitor
• Intrinsically international life for this long-distance flyer.
• Arctic ___ (migratory bird)
• 'Royal' bird
• Gull-like bird — in water, normally
• Bird found on all seven continents
• Bird, the wren, regularly spotted
• Bird, some scoter, naturally
• Coastal flier with a forked tail