1. 公鸡   cock   pheasant   kingfisher   raven   Hint Half-n-half Clue   2. 雄鸡   parakeet   partridge   rooster   hawk, falcon   Half-n-half Clue   3. 金丝雀   parakeet   chick   raven   canary   Half-n-half Clue   4. 啄木鸟   chick   hen   woodpecker   canary   Half-n-half Clue   5. 野鸡   pheasant   canary   partridge   hawk, falcon   Half-n-half Clue   6. 大乌鸦   woodpecker   raven   rooster   hawk, falcon   Half-n-half Clue   7. 鹧   woodpecker   partridge   parakeet   pigeon   Half-n-half Clue