• #madscience

    Giant, Deep Sea Sponges Evolved Fiber Optic Exoskeletons

    This gigantic sea sponge has an exoskeleton made of glass rods, and each rod can grow up to a meter in length. In the deep sea, these massive sponges contain a menagerie of other tiny lifeforms, all dependent on their sea sponge hosts for something in short supply far under the water. They need light - and some sponges have a evolved a way to provide it using fiber optics. More »