What is a glass sponge?

The glass sponge is a deep-dwelling animal named for its intricate glass-like skeletal structure.

Glass Sponge in the Deep

A Moment With A Beautiful Glass Sponge

Researchers Find Massive Rare Sponge Mounds Hiding in the Deep Sea

Clavelina Lepadiformis Images – Browse 22 Stock Photos, Vectors, and Video

The Curious Strength of a Sea Sponge's Glass Skeleton - Nautilus

Hexactinellida, Glass sponges

What is a Glass Sponge? - Ocean Conservancy

Ocean Conservancy on LinkedIn: Support a Just Transition Away from Dirty Fossil Fuels

expl6627, White hexactinellida glass sponge known as a venu…

Antarctic Glass Sponges Live Life in Fast Lane

Glass Sponge Reefs - The Living Fossils Underwater

What is a Glass Sponge? - Ocean Conservancy

Glass sponge, invertebrate

An integrative systematic framework helps to reconstruct skeletal evolution of glass sponges (Porifera, Hexactinellida), Frontiers in Zoology