Many corals and sponges form skeletons that support and shape their bodies. Whereas biomineralization—the formation of these skeletons—has been intensively studied in corals, the main ecosystem ...

April 26 (UPI) --New research suggests ocean sponges aren't as sedentary as once thought. Recent surveys of the Arctic seabed revealed trails of light brown sponge spicules, needle-like support ...

With their rigid structures and lack of appendages, sponges can seem more like plants or fungi than the animals that they are. Long assumed to be basically immobile, sponges have been spotted leaving ...

Fossil evidence and sponge skeletons Living sponges have skeletons composed of millions of microscopic glass-like needles called spicules. These spicules also have an extremely good fossil record, ...

To confirm they’ve found a new sponge, scientists have to analyze its spicules, or the skeletal elements of the sponge, using powerful microscopes. Castello Branco said that the types of spicules and ...

That engineering can learn from sea sponges isn’t as strange as it first seems. The tiny, hair-like appendages, called basalia spicules, that fix the creature to the floor are composed of a form of ...

Sponges, in biological and ecological research topics, are basal metazoans (phylum Porifera) characterized by a porous body plan, an aquiferous canal system, and choanocyte-lined chambers that drive ...

Until recently, the presence of sponge spicules in ancient ceramics has only been reported from South America. Current technological studies of Neolithic pottery from Sudan and Iron Age pottery from ...