[mmooss]

> interferometric lenses formed of holes in their "skeletons".

> That was the first ever discovery of purely interferometric lensing in biology.

Very interesting - do you know any citations? I searched around but didn't find anything.

[IAmBroom]

A quick look suggests it's brittle stars, not sea stars - IANA Marine Biologist.

It was years ago, so I don't have a particular cite.