Peliclam
They form beautiful pearls over time...which are actually eggs. A pearl that is too big or too small won't actually hatch, and ends up petrifying so cracking it is nearly impossible.
See Also
![[Beleth looking bored]](https://floraverse.com/static/images/global-title-foreground-left.png)
![[Andre looking proud of his graffiti]](https://floraverse.com/static/images/global-title-foreground-right.png)
They form beautiful pearls over time...which are actually eggs. A pearl that is too big or too small won't actually hatch, and ends up petrifying so cracking it is nearly impossible.