Sponges

Sharks Found Living in Sponges in Australia - The New York Times

Deep sea sponges in a changing ocean - WUR

The Sponge Guide

Sponges of Flower Garden Banks National Marine Sanctuary

Aplysina fistularis - Wikipedia

Use Salt to Revive Your Kitchen Sponge

The Diversity of Sponges: Ocean Exploration Facts: NOAA Ocean

Sea sponges spew slow-motion snot rockets to clear out their pores

Discovering Deep-Sea Sponges in Alaska

Sea Sponges: Pharmacies of the Sea