>>35858651>The anime staff didn't know how to make it move around with its legs facing different directionsThis seems like the most logical explanation to me, especially since they were working to tie the anime and games closer together at the time (Yellow and Lugia, for instance).
>Pushmi-pullyu and CatDog copyrightNeither Hugh Lofting (who died in 1941) nor Nickelodeon have the exclusive rights to two-headed animals.
>Somebody somewhere in development or at Nintendo or wherever thought it was too creepy and asked it be changed>Some kid at the Spaceworld demo used it and had a negative reaction (even a nonverbal one) to seeing itThese both seem likely too.