Porifera

WHAT IS A SEA SPONGE? Although sea sponges may look like plants, they are the simplest of multi-cellular animals. Sea sponges are bottom-dwe...

A sea sponge's body primarily consists of spicules and spongin. Spicules are needle shaped fiberlike structures that act as the sponge...

All sponges lack the complex organs and true tissues needed to form the excretory, circular, digestive and respiratory systems. All the nutr...

Sea sponges are filter feeders and mainly diet on tiny, floating organic particles known as plankton . When in the need of food, sponges dep...

Most sea sponges are generally hermaphrodites , meaning they are both male and female, though they can only be one gender at a time. When sp...

Sponges are extremely versatile creatures and they can be found on numerous surfaces, depths, and water environments. Around the globe, spon...

Most assortments of adult sponges are sessile and are commonly fastened to surfaces. Often one can spot these animals on hard exteriors suc...

ADAPTATIONS Poriferans are well adapted to their environments and have dense structures that aid them in harsh conditions. For instance, spo...

Sponges themselves are really distinctive creatures and share few similarities with organisms in other phyla. They are the only invertebrat...

TUBE SPONGE Callyspongia vaginalis The tube sponge is one of the most common varietes of sea sponge found on the reef. Tube sponges are dist...

Here are 10 interesting facts you may not know about sea sponges! 1. Because sea sponge cells are not linked in a tissue, the cells can be ...

ACELLULAR: not made up or divided by cells AMOEBOCYTE: cells with pseudopods, located in teh mesohyl; used in processing food, distributing...

Bird, Jonathan. "Sponges: The Wierd Wonders of the Sea". Oceanic Research Group . http://www.oceanicresearch.org/sponges.html Co...