"We have detected a new potential threat. Last known location is the forest about 12 miles North-East of your current location. It is a large, abnormal Golisopod pokémon. Reports indicate it being capable of spontaneous mutations, growing claws, spines and tendrils from its body, and apparently devouring humans. Something's seriously wrong with that thing, so... please be careful", she requested.
Nothing is impossible, it just hasn't been done yet.