Possible Clues:

• 'Where eggs are seen to be confused (2,3,4)'
• 'With the hen 'e's there with the eggs (2,3,4)'
• Not chicken out there
• The 28 across ones are still there if they're not fly enough
• Where the sheen is hidden along with the eggs
• Where there's a clutch
• Where there's a sheen, as well as a clutch
• Daddy's little bird is too old to be there
• Where the sheen might be hidden for egg production there
• It seems Hene's there with the eggs