transformation-triggered-by-creature-age-or-size

Kulshedra · salience 0.8

“The serpent form called bolla — the name survives among the kulshedra's own variations — has faceted silver eyes, four legs, a long snaky body, and small wings; with the years it matures into the kulshedra proper, growing horns and nine tongues, its wings enlarging, and gaining the breath of fire.”

Nekomata · salience 0.6

“This metamorphosis is often accompanied by an increase in size, with some tales describing Nekomata growing to the size of large dogs or even humans.”