Related Clues:

• A very rare bird, of course
• Ornithological collar?
• Bird has a weight at sea
• Bird heard in African lake and southern sea
• Ship's follower hung about an old sailor
• Oceanic bird - golf score
• Large oceanic bird
• Three under par for a hole
• Three strokes under par for a golf hole
• The Ancient Mariner's burden
• Burden, figuratively
• Largest-wingspan bird
• Southern hemisphere seabird
• Atlas bros alter the large bird with narrow wings
• A hole in one, perhaps, for mariner's dependant