1. tsubame   swallow   swan   pelican   eagle   Hint Half-n-half Clue   2. uzura   duck   quail   dove   pelican   Half-n-half Clue   3. kamo、ahiru   ostrich   stork   pelican   duck   Half-n-half Clue   4. dachou   pelican   stork   ostrich   cuckoo   Half-n-half Clue   5. hato   pelican   stork   dove   seagull   Half-n-half Clue   6. fukurou   owl   duck   penguin   goose   Half-n-half Clue   7. suzume   seagull   pelican   sparrow   ostrich   Half-n-half Clue