"By the way, the giant we just killed also possessed a special ability. Any living thing it swallowed would be assimilated into part of itself and completely dominated... Does this count as evolution?"
"It's just a common mutation.
It should be an ability he gained by devouring other explorers by chance... Once an 'Subhuman Species' evolves, a qualitative change of absolute significance occurs, easily discernible, and not something we can handle at all.
As for what exactly it's like, I wouldn't know either as someone who only dares to hang around in the Outer City."
"Oh~ that's interesting.
Go on about the other types."
"The other types are relatively less common, even rare. Encountering them can be considered a stroke of luck.
'Beast species', as the name implies, unlike the high adaptability of humans... Non-human animals have an extremely low probability of transforming into giants under the influence of Eitr.