Possible Clues:

• Having got a little tip about, backed 'Lapwing'
• Lap with a wing just a little back in the hole
• Kind of plover; let it weep
• Mine provides cover for rearing little bird
• Cry when wheeling? It's a lapwing
• The bird with the little crest holds back
• Does it weep, this bird?
• The bird has a little rurn-up in the hole
• Bird when small goes back in hole
• How foul it sounds to cry up with it!