1. cigueña   stork   dove   owl   goose   Hint Half-n-half Clue   2. gorrión   sparrow   ostrich   dove   owl   Half-n-half Clue   3. cuervo, corneja   swan   duck   parrot   crow   Half-n-half Clue   4. pato   ostrich   dove   duck   seagull   Half-n-half Clue   5. avestruz   sparrow   ostrich   owl   duck   Half-n-half Clue   6. golondrina   swallow   pelican   crow   ostrich   Half-n-half Clue   7. flamenco   penguin   chicken   owl   flamingo   Half-n-half Clue