1. cow   Bos taurus   Elephas maximus   Equus caballus   Alopex lagopus   Hint Half-n-half Clue   2. cat   Homo sapiens   Diceros bicornis   Rana tigrina   Felis domesticus   Half-n-half Clue   3. camel   Rana tigrina   Giraffa camelopardalis   Camelus dromedarius   Felis domesticus   Half-n-half Clue   4. dog   Diceros bicornis   Giraffa camelopardalis   Alopex lagopus   Canis familiaris   Half-n-half Clue   5. man   Equus zebra   Giraffa camelopardalis   Panthera leo   Homo sapiens   Half-n-half Clue   6. frog   Rana tigrina   Canis familiaris   Felis domesticus   Diceros bicornis   Half-n-half Clue   7. elephant   Elephas maximus   Rana tigrina   Equus caballus   Panthera pardus   Half-n-half Clue