1. pelícano   pelican   penguin   peacock   dove   Hint Half-n-half Clue   2. pollo   chicken   dove   cuckoo   ostrich   Half-n-half Clue   3. pingüino   penguin   duck   goose   swallow   Half-n-half Clue   4. cuervo, corneja   duck   peacock   ostrich   crow   Half-n-half Clue   5. gorrión   turkey   sparrow   penguin   swallow   Half-n-half Clue   6. gaviota   seagull   parrot   stork   ostrich   Half-n-half Clue   7. buitre   chicken   sparrow   owl   vulture   Half-n-half Clue