Possible Clues:

• Leggy shorebird
• The cave to get to on the shore is this
• Bird may be a singer, but not one tenor
• Octave (anag.)
• Bird producing widespread destruction in Poplar and in Paris
• A way to covet one that's flying
• Bird
• You need a cave to accommodate this bird
• Wading bird with upturned bill
• It's flying at around the cove on the shore