Monday, February 19, 2007

Habitat and Adaptations

Sponges spend their lives anchored to a solid surface underwater. Most sponges are marine, although some live in fresh water. Sponges can be found on ocean floors in most places around the world. Most of them live along the coast in shallow water. But, some sponges, such as the fragile glass sponge, are found very deep in the ocean, where water currents are slow and do not disturb them.

As marine environments grow, sponges find that they have more competition around them. Therefore, sponges will emit toxic substances into the water to scare off other organisms, to ensure a place to grow. In some cases, sponges do not frighten off other marine animals. They will be involved in symbiotic relationships with bacteria and algae where the sponge provides support and protection and the symbionts provide food for the sponge.

DID YOU KNOW? If the sponge breaks a peace or damages it the sponge will grow back the part of there body that broke off this is called regeneration.

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