1. gorrión   cuckoo   quail   swallow   sparrow   Hint Half-n-half Clue   2. pato   peacock   pelican   parrot   duck   Half-n-half Clue   3. codorniz   cuckoo   sparrow   quail   penguin   Half-n-half Clue   4. cisne   swan   duck   penguin   parrot   Half-n-half Clue   5. águila   parrot   swallow   ostrich   eagle   Half-n-half Clue   6. flamenco   dove   seagull   turkey   flamingo   Half-n-half Clue   7. gaviota   swan   seagull   goose   pelican   Half-n-half Clue